Home / 181,916,016.60-272,874,024.90-72,687,176.40

Finding the Fourth Proportional to 181,916,016.60, 272,874,024.90 and 72,687,176.40

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Solution

The fourth proportional to 181,916,016.60, 272,874,024.90 and 72,687,176.40 is: 109,030,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,916,016.60 : 272,874,024.90 = 72,687,176.40 : x
  2. Step 2: Convert to fraction form
    181,916,016.60/272,874,024.90 = 72,687,176.40/x
  3. Step 3: Cross multiply
    181,916,016.60x = 272,874,024.90 × 72,687,176.40
  4. Step 4: Simplify right side
    181,916,016.60x = 19,834,442,382,884,292
  5. Step 5: Solve for x
    x = 19,834,442,382,884,292/181,916,016.60
  6. Step 6: Final answer
    x = 109,030,764.60

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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.