Home / 83,618,659.48-125,379,155.94-32,440,875.16

Finding the Fourth Proportional to 83,618,659.48, 125,379,155.94 and 32,440,875.16

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Solution

The fourth proportional to 83,618,659.48, 125,379,155.94 and 32,440,875.16 is: 48,642,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,618,659.48 : 125,379,155.94 = 32,440,875.16 : x
  2. Step 2: Convert to fraction form
    83,618,659.48/125,379,155.94 = 32,440,875.16/x
  3. Step 3: Cross multiply
    83,618,659.48x = 125,379,155.94 × 32,440,875.16
  4. Step 4: Simplify right side
    83,618,659.48x = 4,067,409,545,515,712.50
  5. Step 5: Solve for x
    x = 4,067,409,545,515,712.50/83,618,659.48
  6. Step 6: Final answer
    x = 48,642,367.28

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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.