Home / 189,875,901.82-284,856,805.44-60,490,882.30

Finding the Fourth Proportional to 189,875,901.82, 284,856,805.44 and 60,490,882.30

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Solution

The fourth proportional to 189,875,901.82, 284,856,805.44 and 60,490,882.30 is: 90,750,007.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,875,901.82 : 284,856,805.44 = 60,490,882.30 : x
  2. Step 2: Convert to fraction form
    189,875,901.82/284,856,805.44 = 60,490,882.30/x
  3. Step 3: Cross multiply
    189,875,901.82x = 284,856,805.44 × 60,490,882.30
  4. Step 4: Simplify right side
    189,875,901.82x = 17,231,239,490,225,038
  5. Step 5: Solve for x
    x = 17,231,239,490,225,038/189,875,901.82
  6. Step 6: Final answer
    x = 90,750,007.37

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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.