Home / 121,841,501.40-182,744,305.91-39,969,031.37

Finding the Fourth Proportional to 121,841,501.40, 182,744,305.91 and 39,969,031.37

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Solution

The fourth proportional to 121,841,501.40, 182,744,305.91 and 39,969,031.37 is: 59,947,659.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,841,501.40 : 182,744,305.91 = 39,969,031.37 : x
  2. Step 2: Convert to fraction form
    121,841,501.40/182,744,305.91 = 39,969,031.37/x
  3. Step 3: Cross multiply
    121,841,501.40x = 182,744,305.91 × 39,969,031.37
  4. Step 4: Simplify right side
    121,841,501.40x = 7,304,112,895,605,666
  5. Step 5: Solve for x
    x = 7,304,112,895,605,666/121,841,501.40
  6. Step 6: Final answer
    x = 59,947,659.97

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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.