Home / 121,025,099.32-180,593,723.25-107,981,585.32

Finding the Fourth Proportional to 121,025,099.32, 180,593,723.25 and 107,981,585.32

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Solution

The fourth proportional to 121,025,099.32, 180,593,723.25 and 107,981,585.32 is: 161,130,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,025,099.32 : 180,593,723.25 = 107,981,585.32 : x
  2. Step 2: Convert to fraction form
    121,025,099.32/180,593,723.25 = 107,981,585.32/x
  3. Step 3: Cross multiply
    121,025,099.32x = 180,593,723.25 × 107,981,585.32
  4. Step 4: Simplify right side
    121,025,099.32x = 19,500,796,535,376,340
  5. Step 5: Solve for x
    x = 19,500,796,535,376,340/121,025,099.32
  6. Step 6: Final answer
    x = 161,130,184.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.