Home / 181,445,821.60-272,168,732.40-162,739,098.40

Finding the Fourth Proportional to 181,445,821.60, 272,168,732.40 and 162,739,098.40

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Solution

The fourth proportional to 181,445,821.60, 272,168,732.40 and 162,739,098.40 is: 244,108,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,445,821.60 : 272,168,732.40 = 162,739,098.40 : x
  2. Step 2: Convert to fraction form
    181,445,821.60/272,168,732.40 = 162,739,098.40/x
  3. Step 3: Cross multiply
    181,445,821.60x = 272,168,732.40 × 162,739,098.40
  4. Step 4: Simplify right side
    181,445,821.60x = 44,292,494,123,446,864
  5. Step 5: Solve for x
    x = 44,292,494,123,446,864/181,445,821.60
  6. Step 6: Final answer
    x = 244,108,647.60

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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.