Home / 108,862,734.80-163,294,102.20-100,548,635.60

Finding the Fourth Proportional to 108,862,734.80, 163,294,102.20 and 100,548,635.60

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Solution

The fourth proportional to 108,862,734.80, 163,294,102.20 and 100,548,635.60 is: 150,822,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,862,734.80 : 163,294,102.20 = 100,548,635.60 : x
  2. Step 2: Convert to fraction form
    108,862,734.80/163,294,102.20 = 100,548,635.60/x
  3. Step 3: Cross multiply
    108,862,734.80x = 163,294,102.20 × 100,548,635.60
  4. Step 4: Simplify right side
    108,862,734.80x = 16,418,999,177,736,956
  5. Step 5: Solve for x
    x = 16,418,999,177,736,956/108,862,734.80
  6. Step 6: Final answer
    x = 150,822,953.40

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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.