Home / 67,725,955.92-101,631,449.16-63,368,139.72

Finding the Fourth Proportional to 67,725,955.92, 101,631,449.16 and 63,368,139.72

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Solution

The fourth proportional to 67,725,955.92, 101,631,449.16 and 63,368,139.72 is: 95,091,989.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,725,955.92 : 101,631,449.16 = 63,368,139.72 : x
  2. Step 2: Convert to fraction form
    67,725,955.92/101,631,449.16 = 63,368,139.72/x
  3. Step 3: Cross multiply
    67,725,955.92x = 101,631,449.16 × 63,368,139.72
  4. Step 4: Simplify right side
    67,725,955.92x = 6,440,195,870,316,956
  5. Step 5: Solve for x
    x = 6,440,195,870,316,956/67,725,955.92
  6. Step 6: Final answer
    x = 95,091,989.22

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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.