Home / 697,936,103,072.50-1,045,438,051,844.80-442,834,175,995.80

Finding the Fourth Proportional to 697,936,103,072.50, 1,045,438,051,844.80 and 442,834,175,995.80

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Solution

The fourth proportional to 697,936,103,072.50, 1,045,438,051,844.80 and 442,834,175,995.80 is: 663,321,034,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,936,103,072.50 : 1,045,438,051,844.80 = 442,834,175,995.80 : x
  2. Step 2: Convert to fraction form
    697,936,103,072.50/1,045,438,051,844.80 = 442,834,175,995.80/x
  3. Step 3: Cross multiply
    697,936,103,072.50x = 1,045,438,051,844.80 × 442,834,175,995.80
  4. Step 4: Simplify right side
    697,936,103,072.50x = 462,955,698,243,346,471,321,600
  5. Step 5: Solve for x
    x = 462,955,698,243,346,471,321,600/697,936,103,072.50
  6. Step 6: Final answer
    x = 663,321,034,984.85

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Double scale
Find fourth proportional to 697,936,103,073.50, 1,045,438,051,846.30 and 442,834,175,996.80
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.