Home / 868,895,231.40-1,303,342,847.10-501,563,212.20

Finding the Fourth Proportional to 868,895,231.40, 1,303,342,847.10 and 501,563,212.20

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Solution

The fourth proportional to 868,895,231.40, 1,303,342,847.10 and 501,563,212.20 is: 752,344,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,895,231.40 : 1,303,342,847.10 = 501,563,212.20 : x
  2. Step 2: Convert to fraction form
    868,895,231.40/1,303,342,847.10 = 501,563,212.20/x
  3. Step 3: Cross multiply
    868,895,231.40x = 1,303,342,847.10 × 501,563,212.20
  4. Step 4: Simplify right side
    868,895,231.40x = 653,708,824,989,369,344
  5. Step 5: Solve for x
    x = 653,708,824,989,369,344/868,895,231.40
  6. Step 6: Final answer
    x = 752,344,818.30

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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.