Home / 1,372,625,132.90-2,059,211,686.65-717,870,925.22

Finding the Fourth Proportional to 1,372,625,132.90, 2,059,211,686.65 and 717,870,925.22

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Solution

The fourth proportional to 1,372,625,132.90, 2,059,211,686.65 and 717,870,925.22 is: 1,076,949,680.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,625,132.90 : 2,059,211,686.65 = 717,870,925.22 : x
  2. Step 2: Convert to fraction form
    1,372,625,132.90/2,059,211,686.65 = 717,870,925.22/x
  3. Step 3: Cross multiply
    1,372,625,132.90x = 2,059,211,686.65 × 717,870,925.22
  4. Step 4: Simplify right side
    1,372,625,132.90x = 1,478,248,198,719,272,448
  5. Step 5: Solve for x
    x = 1,478,248,198,719,272,448/1,372,625,132.90
  6. Step 6: Final answer
    x = 1,076,949,680.79

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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.