Home / 527,932,246.60-792,181,805.10-221,255,360.20

Finding the Fourth Proportional to 527,932,246.60, 792,181,805.10 and 221,255,360.20

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Solution

The fourth proportional to 527,932,246.60, 792,181,805.10 and 221,255,360.20 is: 332,001,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,932,246.60 : 792,181,805.10 = 221,255,360.20 : x
  2. Step 2: Convert to fraction form
    527,932,246.60/792,181,805.10 = 221,255,360.20/x
  3. Step 3: Cross multiply
    527,932,246.60x = 792,181,805.10 × 221,255,360.20
  4. Step 4: Simplify right side
    527,932,246.60x = 175,274,470,631,286,688
  5. Step 5: Solve for x
    x = 175,274,470,631,286,688/527,932,246.60
  6. Step 6: Final answer
    x = 332,001,827.43

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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.