Home / 82,517,467.10-123,776,200.65-73,908,122.90

Finding the Fourth Proportional to 82,517,467.10, 123,776,200.65 and 73,908,122.90

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Solution

The fourth proportional to 82,517,467.10, 123,776,200.65 and 73,908,122.90 is: 110,862,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,517,467.10 : 123,776,200.65 = 73,908,122.90 : x
  2. Step 2: Convert to fraction form
    82,517,467.10/123,776,200.65 = 73,908,122.90/x
  3. Step 3: Cross multiply
    82,517,467.10x = 123,776,200.65 × 73,908,122.90
  4. Step 4: Simplify right side
    82,517,467.10x = 9,148,066,649,735,262
  5. Step 5: Solve for x
    x = 9,148,066,649,735,262/82,517,467.10
  6. Step 6: Final answer
    x = 110,862,184.35

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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.