Home / 146,708,620.10-220,062,930.15-103,661,899.10

Finding the Fourth Proportional to 146,708,620.10, 220,062,930.15 and 103,661,899.10

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Solution

The fourth proportional to 146,708,620.10, 220,062,930.15 and 103,661,899.10 is: 155,492,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,708,620.10 : 220,062,930.15 = 103,661,899.10 : x
  2. Step 2: Convert to fraction form
    146,708,620.10/220,062,930.15 = 103,661,899.10/x
  3. Step 3: Cross multiply
    146,708,620.10x = 220,062,930.15 × 103,661,899.10
  4. Step 4: Simplify right side
    146,708,620.10x = 22,812,141,260,859,648
  5. Step 5: Solve for x
    x = 22,812,141,260,859,648/146,708,620.10
  6. Step 6: Final answer
    x = 155,492,848.65

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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.