Home / 102,930,987.30-154,396,480.95-88,582,080.30

Finding the Fourth Proportional to 102,930,987.30, 154,396,480.95 and 88,582,080.30

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Solution

The fourth proportional to 102,930,987.30, 154,396,480.95 and 88,582,080.30 is: 132,873,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,930,987.30 : 154,396,480.95 = 88,582,080.30 : x
  2. Step 2: Convert to fraction form
    102,930,987.30/154,396,480.95 = 88,582,080.30/x
  3. Step 3: Cross multiply
    102,930,987.30x = 154,396,480.95 × 88,582,080.30
  4. Step 4: Simplify right side
    102,930,987.30x = 13,676,761,473,550,318
  5. Step 5: Solve for x
    x = 13,676,761,473,550,318/102,930,987.30
  6. Step 6: Final answer
    x = 132,873,120.45

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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.