Home / 181,445,848.80-272,168,773.20-66,392,152.80

Finding the Fourth Proportional to 181,445,848.80, 272,168,773.20 and 66,392,152.80

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Solution

The fourth proportional to 181,445,848.80, 272,168,773.20 and 66,392,152.80 is: 99,588,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,445,848.80 : 272,168,773.20 = 66,392,152.80 : x
  2. Step 2: Convert to fraction form
    181,445,848.80/272,168,773.20 = 66,392,152.80/x
  3. Step 3: Cross multiply
    181,445,848.80x = 272,168,773.20 × 66,392,152.80
  4. Step 4: Simplify right side
    181,445,848.80x = 18,069,870,777,682,944
  5. Step 5: Solve for x
    x = 18,069,870,777,682,944/181,445,848.80
  6. Step 6: Final answer
    x = 99,588,229.20

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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.