Home / 82,715,460.30-124,073,190.45-46,435,754.70

Finding the Fourth Proportional to 82,715,460.30, 124,073,190.45 and 46,435,754.70

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Solution

The fourth proportional to 82,715,460.30, 124,073,190.45 and 46,435,754.70 is: 69,653,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,715,460.30 : 124,073,190.45 = 46,435,754.70 : x
  2. Step 2: Convert to fraction form
    82,715,460.30/124,073,190.45 = 46,435,754.70/x
  3. Step 3: Cross multiply
    82,715,460.30x = 124,073,190.45 × 46,435,754.70
  4. Step 4: Simplify right side
    82,715,460.30x = 5,761,432,236,582,583
  5. Step 5: Solve for x
    x = 5,761,432,236,582,583/82,715,460.30
  6. Step 6: Final answer
    x = 69,653,632.05

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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.