Home / 108,876,701.80-162,842,660.70-97,444,815.40

Finding the Fourth Proportional to 108,876,701.80, 162,842,660.70 and 97,444,815.40

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Solution

The fourth proportional to 108,876,701.80, 162,842,660.70 and 97,444,815.40 is: 145,744,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876,701.80 : 162,842,660.70 = 97,444,815.40 : x
  2. Step 2: Convert to fraction form
    108,876,701.80/162,842,660.70 = 97,444,815.40/x
  3. Step 3: Cross multiply
    108,876,701.80x = 162,842,660.70 × 97,444,815.40
  4. Step 4: Simplify right side
    108,876,701.80x = 15,868,173,011,156,334
  5. Step 5: Solve for x
    x = 15,868,173,011,156,334/108,876,701.80
  6. Step 6: Final answer
    x = 145,744,431.53

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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.