Home / 109,039,894.62-150,491,340.63-69,925,837.02

Finding the Fourth Proportional to 109,039,894.62, 150,491,340.63 and 69,925,837.02

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Solution

The fourth proportional to 109,039,894.62, 150,491,340.63 and 69,925,837.02 is: 96,508,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,039,894.62 : 150,491,340.63 = 69,925,837.02 : x
  2. Step 2: Convert to fraction form
    109,039,894.62/150,491,340.63 = 69,925,837.02/x
  3. Step 3: Cross multiply
    109,039,894.62x = 150,491,340.63 × 69,925,837.02
  4. Step 4: Simplify right side
    109,039,894.62x = 10,523,232,957,814,684
  5. Step 5: Solve for x
    x = 10,523,232,957,814,684/109,039,894.62
  6. Step 6: Final answer
    x = 96,508,099.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.