Home / 189,376,061.60-284,064,092.40-181,944,279.20

Finding the Fourth Proportional to 189,376,061.60, 284,064,092.40 and 181,944,279.20

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Solution

The fourth proportional to 189,376,061.60, 284,064,092.40 and 181,944,279.20 is: 272,916,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,376,061.60 : 284,064,092.40 = 181,944,279.20 : x
  2. Step 2: Convert to fraction form
    189,376,061.60/284,064,092.40 = 181,944,279.20/x
  3. Step 3: Cross multiply
    189,376,061.60x = 284,064,092.40 × 181,944,279.20
  4. Step 4: Simplify right side
    189,376,061.60x = 51,683,836,538,320,192
  5. Step 5: Solve for x
    x = 51,683,836,538,320,192/189,376,061.60
  6. Step 6: Final answer
    x = 272,916,418.80

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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.