Home / 868,895,242.40-1,303,342,863.60-501,563,223.20

Finding the Fourth Proportional to 868,895,242.40, 1,303,342,863.60 and 501,563,223.20

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Solution

The fourth proportional to 868,895,242.40, 1,303,342,863.60 and 501,563,223.20 is: 752,344,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,895,242.40 : 1,303,342,863.60 = 501,563,223.20 : x
  2. Step 2: Convert to fraction form
    868,895,242.40/1,303,342,863.60 = 501,563,223.20/x
  3. Step 3: Cross multiply
    868,895,242.40x = 1,303,342,863.60 × 501,563,223.20
  4. Step 4: Simplify right side
    868,895,242.40x = 653,708,847,601,933,952
  5. Step 5: Solve for x
    x = 653,708,847,601,933,952/868,895,242.40
  6. Step 6: Final answer
    x = 752,344,834.80

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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.