Home / 697,936,103,079.90-1,045,438,051,855.80-442,834,176,003.15

Finding the Fourth Proportional to 697,936,103,079.90, 1,045,438,051,855.80 and 442,834,176,003.15

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Solution

The fourth proportional to 697,936,103,079.90, 1,045,438,051,855.80 and 442,834,176,003.15 is: 663,321,034,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,936,103,079.90 : 1,045,438,051,855.80 = 442,834,176,003.15 : x
  2. Step 2: Convert to fraction form
    697,936,103,079.90/1,045,438,051,855.80 = 442,834,176,003.15/x
  3. Step 3: Cross multiply
    697,936,103,079.90x = 1,045,438,051,855.80 × 442,834,176,003.15
  4. Step 4: Simplify right side
    697,936,103,079.90x = 462,955,698,255,901,667,360,768
  5. Step 5: Solve for x
    x = 462,955,698,255,901,667,360,768/697,936,103,079.90
  6. Step 6: Final answer
    x = 663,321,034,995.81

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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.