Home / 83,310,009.32-125,045,617.62-40,209,552.92

Finding the Fourth Proportional to 83,310,009.32, 125,045,617.62 and 40,209,552.92

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Solution

The fourth proportional to 83,310,009.32, 125,045,617.62 and 40,209,552.92 is: 60,353,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,310,009.32 : 125,045,617.62 = 40,209,552.92 : x
  2. Step 2: Convert to fraction form
    83,310,009.32/125,045,617.62 = 40,209,552.92/x
  3. Step 3: Cross multiply
    83,310,009.32x = 125,045,617.62 × 40,209,552.92
  4. Step 4: Simplify right side
    83,310,009.32x = 5,028,028,379,105,475
  5. Step 5: Solve for x
    x = 5,028,028,379,105,475/83,310,009.32
  6. Step 6: Final answer
    x = 60,353,232.70

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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.