Home / 98,040,012.20-147,060,018.30-26,236,428.20

Finding the Fourth Proportional to 98,040,012.20, 147,060,018.30 and 26,236,428.20

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Solution

The fourth proportional to 98,040,012.20, 147,060,018.30 and 26,236,428.20 is: 39,354,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,040,012.20 : 147,060,018.30 = 26,236,428.20 : x
  2. Step 2: Convert to fraction form
    98,040,012.20/147,060,018.30 = 26,236,428.20/x
  3. Step 3: Cross multiply
    98,040,012.20x = 147,060,018.30 × 26,236,428.20
  4. Step 4: Simplify right side
    98,040,012.20x = 3,858,329,611,218,636.50
  5. Step 5: Solve for x
    x = 3,858,329,611,218,636.50/98,040,012.20
  6. Step 6: Final answer
    x = 39,354,642.30

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Double scale
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Similar ratio
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1.5x scale

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.