Home / 566,915,974.13-782,344,055.24-306,155,590.13

Finding the Fourth Proportional to 566,915,974.13, 782,344,055.24 and 306,155,590.13

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Solution

The fourth proportional to 566,915,974.13, 782,344,055.24 and 306,155,590.13 is: 422,494,720.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,915,974.13 : 782,344,055.24 = 306,155,590.13 : x
  2. Step 2: Convert to fraction form
    566,915,974.13/782,344,055.24 = 306,155,590.13/x
  3. Step 3: Cross multiply
    566,915,974.13x = 782,344,055.24 × 306,155,590.13
  4. Step 4: Simplify right side
    566,915,974.13x = 239,519,005,911,257,024
  5. Step 5: Solve for x
    x = 239,519,005,911,257,024/566,915,974.13
  6. Step 6: Final answer
    x = 422,494,720.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.