Home / 83,105,998.40-124,658,997.60-22,521,724.40

Finding the Fourth Proportional to 83,105,998.40, 124,658,997.60 and 22,521,724.40

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Solution

The fourth proportional to 83,105,998.40, 124,658,997.60 and 22,521,724.40 is: 33,782,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,105,998.40 : 124,658,997.60 = 22,521,724.40 : x
  2. Step 2: Convert to fraction form
    83,105,998.40/124,658,997.60 = 22,521,724.40/x
  3. Step 3: Cross multiply
    83,105,998.40x = 124,658,997.60 × 22,521,724.40
  4. Step 4: Simplify right side
    83,105,998.40x = 2,807,535,587,927,461
  5. Step 5: Solve for x
    x = 2,807,535,587,927,461/83,105,998.40
  6. Step 6: Final answer
    x = 33,782,586.60

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Similar ratio
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1.5x scale

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.