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Finding the Fourth Proportional to 582,068,374.40, 873,102,561.60 and 503,840,259.20

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Solution

The fourth proportional to 582,068,374.40, 873,102,561.60 and 503,840,259.20 is: 755,760,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,068,374.40 : 873,102,561.60 = 503,840,259.20 : x
  2. Step 2: Convert to fraction form
    582,068,374.40/873,102,561.60 = 503,840,259.20/x
  3. Step 3: Cross multiply
    582,068,374.40x = 873,102,561.60 × 503,840,259.20
  4. Step 4: Simplify right side
    582,068,374.40x = 439,904,220,944,728,000
  5. Step 5: Solve for x
    x = 439,904,220,944,728,000/582,068,374.40
  6. Step 6: Final answer
    x = 755,760,388.80

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Similar ratio
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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.