Home / 120,006,236.16-180,017,752.32-59,405,690.88

Finding the Fourth Proportional to 120,006,236.16, 180,017,752.32 and 59,405,690.88

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Solution

The fourth proportional to 120,006,236.16, 180,017,752.32 and 59,405,690.88 is: 89,112,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,006,236.16 : 180,017,752.32 = 59,405,690.88 : x
  2. Step 2: Convert to fraction form
    120,006,236.16/180,017,752.32 = 59,405,690.88/x
  3. Step 3: Cross multiply
    120,006,236.16x = 180,017,752.32 × 59,405,690.88
  4. Step 4: Simplify right side
    120,006,236.16x = 10,694,078,947,234,322
  5. Step 5: Solve for x
    x = 10,694,078,947,234,322/120,006,236.16
  6. Step 6: Final answer
    x = 89,112,693.55

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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.