Home / 108,670,449.20-163,005,673.80-97,920,906.80

Finding the Fourth Proportional to 108,670,449.20, 163,005,673.80 and 97,920,906.80

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Solution

The fourth proportional to 108,670,449.20, 163,005,673.80 and 97,920,906.80 is: 146,881,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,670,449.20 : 163,005,673.80 = 97,920,906.80 : x
  2. Step 2: Convert to fraction form
    108,670,449.20/163,005,673.80 = 97,920,906.80/x
  3. Step 3: Cross multiply
    108,670,449.20x = 163,005,673.80 × 97,920,906.80
  4. Step 4: Simplify right side
    108,670,449.20x = 15,961,663,392,041,002
  5. Step 5: Solve for x
    x = 15,961,663,392,041,002/108,670,449.20
  6. Step 6: Final answer
    x = 146,881,360.20

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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.