Home / 417,260,140.68-625,757,326.80-137,076,019.02

Finding the Fourth Proportional to 417,260,140.68, 625,757,326.80 and 137,076,019.02

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Solution

The fourth proportional to 417,260,140.68, 625,757,326.80 and 137,076,019.02 is: 205,570,374.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,260,140.68 : 625,757,326.80 = 137,076,019.02 : x
  2. Step 2: Convert to fraction form
    417,260,140.68/625,757,326.80 = 137,076,019.02/x
  3. Step 3: Cross multiply
    417,260,140.68x = 625,757,326.80 × 137,076,019.02
  4. Step 4: Simplify right side
    417,260,140.68x = 85,776,323,230,341,152
  5. Step 5: Solve for x
    x = 85,776,323,230,341,152/417,260,140.68
  6. Step 6: Final answer
    x = 205,570,374.13

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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.