Home / 181,398,994,220.40-272,098,491,330.60-137,319,151,916.40

Finding the Fourth Proportional to 181,398,994,220.40, 272,098,491,330.60 and 137,319,151,916.40

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Solution

The fourth proportional to 181,398,994,220.40, 272,098,491,330.60 and 137,319,151,916.40 is: 205,978,727,874.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,398,994,220.40 : 272,098,491,330.60 = 137,319,151,916.40 : x
  2. Step 2: Convert to fraction form
    181,398,994,220.40/272,098,491,330.60 = 137,319,151,916.40/x
  3. Step 3: Cross multiply
    181,398,994,220.40x = 272,098,491,330.60 × 137,319,151,916.40
  4. Step 4: Simplify right side
    181,398,994,220.40x = 37,364,334,067,249,909,334,016
  5. Step 5: Solve for x
    x = 37,364,334,067,249,909,334,016/181,398,994,220.40
  6. Step 6: Final answer
    x = 205,978,727,874.60

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1.5x scale

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.