Home / 697,936,103,069.76-1,045,438,051,840.70-442,834,175,993.04

Finding the Fourth Proportional to 697,936,103,069.76, 1,045,438,051,840.70 and 442,834,175,993.04

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Solution

The fourth proportional to 697,936,103,069.76, 1,045,438,051,840.70 and 442,834,175,993.04 is: 663,321,034,980.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,936,103,069.76 : 1,045,438,051,840.70 = 442,834,175,993.04 : x
  2. Step 2: Convert to fraction form
    697,936,103,069.76/1,045,438,051,840.70 = 442,834,175,993.04/x
  3. Step 3: Cross multiply
    697,936,103,069.76x = 1,045,438,051,840.70 × 442,834,175,993.04
  4. Step 4: Simplify right side
    697,936,103,069.76x = 462,955,698,238,645,361,180,672
  5. Step 5: Solve for x
    x = 462,955,698,238,645,361,180,672/697,936,103,069.76
  6. Step 6: Final answer
    x = 663,321,034,980.72

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Double scale
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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.