Home / 415,235,217.76-572,754,598.45-266,320,467.30

Finding the Fourth Proportional to 415,235,217.76, 572,754,598.45 and 266,320,467.30

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Solution

The fourth proportional to 415,235,217.76, 572,754,598.45 and 266,320,467.30 is: 367,349,072.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,235,217.76 : 572,754,598.45 = 266,320,467.30 : x
  2. Step 2: Convert to fraction form
    415,235,217.76/572,754,598.45 = 266,320,467.30/x
  3. Step 3: Cross multiply
    415,235,217.76x = 572,754,598.45 × 266,320,467.30
  4. Step 4: Simplify right side
    415,235,217.76x = 152,536,272,309,666,240
  5. Step 5: Solve for x
    x = 152,536,272,309,666,240/415,235,217.76
  6. Step 6: Final answer
    x = 367,349,072.97

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Why These Related Problems?

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