Home / 415,073,658.45-572,805,460.02-236,454,899.54

Finding the Fourth Proportional to 415,073,658.45, 572,805,460.02 and 236,454,899.54

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Solution

The fourth proportional to 415,073,658.45, 572,805,460.02 and 236,454,899.54 is: 326,309,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,073,658.45 : 572,805,460.02 = 236,454,899.54 : x
  2. Step 2: Convert to fraction form
    415,073,658.45/572,805,460.02 = 236,454,899.54/x
  3. Step 3: Cross multiply
    415,073,658.45x = 572,805,460.02 × 236,454,899.54
  4. Step 4: Simplify right side
    415,073,658.45x = 135,442,657,504,992,576
  5. Step 5: Solve for x
    x = 135,442,657,504,992,576/415,073,658.45
  6. Step 6: Final answer
    x = 326,309,932.58

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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.