Home / 231,478,577.08-319,705,553.04-152,446,927.10

Finding the Fourth Proportional to 231,478,577.08, 319,705,553.04 and 152,446,927.10

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Solution

The fourth proportional to 231,478,577.08, 319,705,553.04 and 152,446,927.10 is: 210,551,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,478,577.08 : 319,705,553.04 = 152,446,927.10 : x
  2. Step 2: Convert to fraction form
    231,478,577.08/319,705,553.04 = 152,446,927.10/x
  3. Step 3: Cross multiply
    231,478,577.08x = 319,705,553.04 × 152,446,927.10
  4. Step 4: Simplify right side
    231,478,577.08x = 48,738,129,135,583,856
  5. Step 5: Solve for x
    x = 48,738,129,135,583,856/231,478,577.08
  6. Step 6: Final answer
    x = 210,551,359.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.