Home / 221,456,061.60-332,184,092.40-92,315,898.60

Finding the Fourth Proportional to 221,456,061.60, 332,184,092.40 and 92,315,898.60

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Solution

The fourth proportional to 221,456,061.60, 332,184,092.40 and 92,315,898.60 is: 138,473,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,456,061.60 : 332,184,092.40 = 92,315,898.60 : x
  2. Step 2: Convert to fraction form
    221,456,061.60/332,184,092.40 = 92,315,898.60/x
  3. Step 3: Cross multiply
    221,456,061.60x = 332,184,092.40 × 92,315,898.60
  4. Step 4: Simplify right side
    221,456,061.60x = 30,665,872,990,531,428
  5. Step 5: Solve for x
    x = 30,665,872,990,531,428/221,456,061.60
  6. Step 6: Final answer
    x = 138,473,847.90

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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.