Home / 582,051,279.20-871,801,460.40-517,428,053.60

Finding the Fourth Proportional to 582,051,279.20, 871,801,460.40 and 517,428,053.60

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Solution

The fourth proportional to 582,051,279.20, 871,801,460.40 and 517,428,053.60 is: 775,008,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,051,279.20 : 871,801,460.40 = 517,428,053.60 : x
  2. Step 2: Convert to fraction form
    582,051,279.20/871,801,460.40 = 517,428,053.60/x
  3. Step 3: Cross multiply
    582,051,279.20x = 871,801,460.40 × 517,428,053.60
  4. Step 4: Simplify right side
    582,051,279.20x = 451,094,532,780,409,472
  5. Step 5: Solve for x
    x = 451,094,532,780,409,472/582,051,279.20
  6. Step 6: Final answer
    x = 775,008,231.92

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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.