Home / 411,194,535.60-616,791,803.40-393,054,682.80

Finding the Fourth Proportional to 411,194,535.60, 616,791,803.40 and 393,054,682.80

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Solution

The fourth proportional to 411,194,535.60, 616,791,803.40 and 393,054,682.80 is: 589,582,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,194,535.60 : 616,791,803.40 = 393,054,682.80 : x
  2. Step 2: Convert to fraction form
    411,194,535.60/616,791,803.40 = 393,054,682.80/x
  3. Step 3: Cross multiply
    411,194,535.60x = 616,791,803.40 × 393,054,682.80
  4. Step 4: Simplify right side
    411,194,535.60x = 242,432,906,639,026,944
  5. Step 5: Solve for x
    x = 242,432,906,639,026,944/411,194,535.60
  6. Step 6: Final answer
    x = 589,582,024.20

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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.