Home / 582,142,023.60-873,213,035.40-478,829,893.20

Finding the Fourth Proportional to 582,142,023.60, 873,213,035.40 and 478,829,893.20

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Solution

The fourth proportional to 582,142,023.60, 873,213,035.40 and 478,829,893.20 is: 718,244,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,142,023.60 : 873,213,035.40 = 478,829,893.20 : x
  2. Step 2: Convert to fraction form
    582,142,023.60/873,213,035.40 = 478,829,893.20/x
  3. Step 3: Cross multiply
    582,142,023.60x = 873,213,035.40 × 478,829,893.20
  4. Step 4: Simplify right side
    582,142,023.60x = 418,120,504,481,429,824
  5. Step 5: Solve for x
    x = 418,120,504,481,429,824/582,142,023.60
  6. Step 6: Final answer
    x = 718,244,839.80

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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.