Home / 98,349,648.80-147,524,473.20-47,331,312.80

Finding the Fourth Proportional to 98,349,648.80, 147,524,473.20 and 47,331,312.80

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Solution

The fourth proportional to 98,349,648.80, 147,524,473.20 and 47,331,312.80 is: 70,996,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,349,648.80 : 147,524,473.20 = 47,331,312.80 : x
  2. Step 2: Convert to fraction form
    98,349,648.80/147,524,473.20 = 47,331,312.80/x
  3. Step 3: Cross multiply
    98,349,648.80x = 147,524,473.20 × 47,331,312.80
  4. Step 4: Simplify right side
    98,349,648.80x = 6,982,526,986,684,416
  5. Step 5: Solve for x
    x = 6,982,526,986,684,416/98,349,648.80
  6. Step 6: Final answer
    x = 70,996,969.20

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Double scale
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Similar ratio
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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.