Home / 373,927,572.89-516,084,127.48-217,385,481.55

Finding the Fourth Proportional to 373,927,572.89, 516,084,127.48 and 217,385,481.55

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Solution

The fourth proportional to 373,927,572.89, 516,084,127.48 and 217,385,481.55 is: 300,029,216.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,927,572.89 : 516,084,127.48 = 217,385,481.55 : x
  2. Step 2: Convert to fraction form
    373,927,572.89/516,084,127.48 = 217,385,481.55/x
  3. Step 3: Cross multiply
    373,927,572.89x = 516,084,127.48 × 217,385,481.55
  4. Step 4: Simplify right side
    373,927,572.89x = 112,189,196,573,953,344
  5. Step 5: Solve for x
    x = 112,189,196,573,953,344/373,927,572.89
  6. Step 6: Final answer
    x = 300,029,216.11

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