Home / 582,142,017.60-873,213,026.40-478,829,887.20

Finding the Fourth Proportional to 582,142,017.60, 873,213,026.40 and 478,829,887.20

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Solution

The fourth proportional to 582,142,017.60, 873,213,026.40 and 478,829,887.20 is: 718,244,830.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,142,017.60 : 873,213,026.40 = 478,829,887.20 : x
  2. Step 2: Convert to fraction form
    582,142,017.60/873,213,026.40 = 478,829,887.20/x
  3. Step 3: Cross multiply
    582,142,017.60x = 873,213,026.40 × 478,829,887.20
  4. Step 4: Simplify right side
    582,142,017.60x = 418,120,494,932,682,624
  5. Step 5: Solve for x
    x = 418,120,494,932,682,624/582,142,017.60
  6. Step 6: Final answer
    x = 718,244,830.80

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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.