Home / 372,059,007.90-558,088,511.85-291,348,966.30

Finding the Fourth Proportional to 372,059,007.90, 558,088,511.85 and 291,348,966.30

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Solution

The fourth proportional to 372,059,007.90, 558,088,511.85 and 291,348,966.30 is: 437,023,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,059,007.90 : 558,088,511.85 = 291,348,966.30 : x
  2. Step 2: Convert to fraction form
    372,059,007.90/558,088,511.85 = 291,348,966.30/x
  3. Step 3: Cross multiply
    372,059,007.90x = 558,088,511.85 × 291,348,966.30
  4. Step 4: Simplify right side
    372,059,007.90x = 162,598,511,031,402,816
  5. Step 5: Solve for x
    x = 162,598,511,031,402,816/372,059,007.90
  6. Step 6: Final answer
    x = 437,023,449.45

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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.