Home / 415,235,177.37-572,754,542.70-266,320,426.91

Finding the Fourth Proportional to 415,235,177.37, 572,754,542.70 and 266,320,426.91

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Solution

The fourth proportional to 415,235,177.37, 572,754,542.70 and 266,320,426.91 is: 367,349,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,235,177.37 : 572,754,542.70 = 266,320,426.91 : x
  2. Step 2: Convert to fraction form
    415,235,177.37/572,754,542.70 = 266,320,426.91/x
  3. Step 3: Cross multiply
    415,235,177.37x = 572,754,542.70 × 266,320,426.91
  4. Step 4: Simplify right side
    415,235,177.37x = 152,536,234,326,505,824
  5. Step 5: Solve for x
    x = 152,536,234,326,505,824/415,235,177.37
  6. Step 6: Final answer
    x = 367,349,017.23

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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.