Home / 173,843,010.40-260,796,008.40-87,363,781.60

Finding the Fourth Proportional to 173,843,010.40, 260,796,008.40 and 87,363,781.60

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Solution

The fourth proportional to 173,843,010.40, 260,796,008.40 and 87,363,781.60 is: 131,061,498.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,843,010.40 : 260,796,008.40 = 87,363,781.60 : x
  2. Step 2: Convert to fraction form
    173,843,010.40/260,796,008.40 = 87,363,781.60/x
  3. Step 3: Cross multiply
    173,843,010.40x = 260,796,008.40 × 87,363,781.60
  4. Step 4: Simplify right side
    173,843,010.40x = 22,784,125,520,009,364
  5. Step 5: Solve for x
    x = 22,784,125,520,009,364/173,843,010.40
  6. Step 6: Final answer
    x = 131,061,498.92

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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.