Home / 704,725,243.20-1,057,087,864.80-187,235,553.60

Finding the Fourth Proportional to 704,725,243.20, 1,057,087,864.80 and 187,235,553.60

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Solution

The fourth proportional to 704,725,243.20, 1,057,087,864.80 and 187,235,553.60 is: 280,853,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,725,243.20 : 1,057,087,864.80 = 187,235,553.60 : x
  2. Step 2: Convert to fraction form
    704,725,243.20/1,057,087,864.80 = 187,235,553.60/x
  3. Step 3: Cross multiply
    704,725,243.20x = 1,057,087,864.80 × 187,235,553.60
  4. Step 4: Simplify right side
    704,725,243.20x = 197,924,431,569,669,952
  5. Step 5: Solve for x
    x = 197,924,431,569,669,952/704,725,243.20
  6. Step 6: Final answer
    x = 280,853,330.40

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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.