Home / 98,512,477.20-147,782,712.60-30,348,061.20

Finding the Fourth Proportional to 98,512,477.20, 147,782,712.60 and 30,348,061.20

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Solution

The fourth proportional to 98,512,477.20, 147,782,712.60 and 30,348,061.20 is: 45,526,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,512,477.20 : 147,782,712.60 = 30,348,061.20 : x
  2. Step 2: Convert to fraction form
    98,512,477.20/147,782,712.60 = 30,348,061.20/x
  3. Step 3: Cross multiply
    98,512,477.20x = 147,782,712.60 × 30,348,061.20
  4. Step 4: Simplify right side
    98,512,477.20x = 4,484,918,806,286,811
  5. Step 5: Solve for x
    x = 4,484,918,806,286,811/98,512,477.20
  6. Step 6: Final answer
    x = 45,526,403.70

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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.