Home / 148,142,132.20-222,356,621.76-71,518,925.08

Finding the Fourth Proportional to 148,142,132.20, 222,356,621.76 and 71,518,925.08

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Solution

The fourth proportional to 148,142,132.20, 222,356,621.76 and 71,518,925.08 is: 107,347,628.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,142,132.20 : 222,356,621.76 = 71,518,925.08 : x
  2. Step 2: Convert to fraction form
    148,142,132.20/222,356,621.76 = 71,518,925.08/x
  3. Step 3: Cross multiply
    148,142,132.20x = 222,356,621.76 × 71,518,925.08
  4. Step 4: Simplify right side
    148,142,132.20x = 15,902,706,572,695,336
  5. Step 5: Solve for x
    x = 15,902,706,572,695,336/148,142,132.20
  6. Step 6: Final answer
    x = 107,347,628.50

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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.