Home / 126,068,062.16-189,103,985.40-35,192,127.44

Finding the Fourth Proportional to 126,068,062.16, 189,103,985.40 and 35,192,127.44

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Solution

The fourth proportional to 126,068,062.16, 189,103,985.40 and 35,192,127.44 is: 52,788,719.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,068,062.16 : 189,103,985.40 = 35,192,127.44 : x
  2. Step 2: Convert to fraction form
    126,068,062.16/189,103,985.40 = 35,192,127.44/x
  3. Step 3: Cross multiply
    126,068,062.16x = 189,103,985.40 × 35,192,127.44
  4. Step 4: Simplify right side
    126,068,062.16x = 6,654,971,553,608,699
  5. Step 5: Solve for x
    x = 6,654,971,553,608,699/126,068,062.16
  6. Step 6: Final answer
    x = 52,788,719.36

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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.