Home / 605,720,724.30-908,581,086.45-433,728,045.90

Finding the Fourth Proportional to 605,720,724.30, 908,581,086.45 and 433,728,045.90

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Solution

The fourth proportional to 605,720,724.30, 908,581,086.45 and 433,728,045.90 is: 650,592,068.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,720,724.30 : 908,581,086.45 = 433,728,045.90 : x
  2. Step 2: Convert to fraction form
    605,720,724.30/908,581,086.45 = 433,728,045.90/x
  3. Step 3: Cross multiply
    605,720,724.30x = 908,581,086.45 × 433,728,045.90
  4. Step 4: Simplify right side
    605,720,724.30x = 394,077,099,167,657,472
  5. Step 5: Solve for x
    x = 394,077,099,167,657,472/605,720,724.30
  6. Step 6: Final answer
    x = 650,592,068.85

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1.5x scale

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.