Home / 433,077,411.97-649,356,682.65-137,844,998.16

Finding the Fourth Proportional to 433,077,411.97, 649,356,682.65 and 137,844,998.16

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Solution

The fourth proportional to 433,077,411.97, 649,356,682.65 and 137,844,998.16 is: 206,684,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,077,411.97 : 649,356,682.65 = 137,844,998.16 : x
  2. Step 2: Convert to fraction form
    433,077,411.97/649,356,682.65 = 137,844,998.16/x
  3. Step 3: Cross multiply
    433,077,411.97x = 649,356,682.65 × 137,844,998.16
  4. Step 4: Simplify right side
    433,077,411.97x = 89,510,570,725,072,944
  5. Step 5: Solve for x
    x = 89,510,570,725,072,944/433,077,411.97
  6. Step 6: Final answer
    x = 206,684,921.10

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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.