Home / 582,451,143.40-873,676,715.10-490,618,138.60

Finding the Fourth Proportional to 582,451,143.40, 873,676,715.10 and 490,618,138.60

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Solution

The fourth proportional to 582,451,143.40, 873,676,715.10 and 490,618,138.60 is: 735,927,207.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,451,143.40 : 873,676,715.10 = 490,618,138.60 : x
  2. Step 2: Convert to fraction form
    582,451,143.40/873,676,715.10 = 490,618,138.60/x
  3. Step 3: Cross multiply
    582,451,143.40x = 873,676,715.10 × 490,618,138.60
  4. Step 4: Simplify right side
    582,451,143.40x = 428,641,643,700,524,544
  5. Step 5: Solve for x
    x = 428,641,643,700,524,544/582,451,143.40
  6. Step 6: Final answer
    x = 735,927,207.90

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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.