Home / 133,058,449.80-199,587,674.70-125,668,139.40

Finding the Fourth Proportional to 133,058,449.80, 199,587,674.70 and 125,668,139.40

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Solution

The fourth proportional to 133,058,449.80, 199,587,674.70 and 125,668,139.40 is: 188,502,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,449.80 : 199,587,674.70 = 125,668,139.40 : x
  2. Step 2: Convert to fraction form
    133,058,449.80/199,587,674.70 = 125,668,139.40/x
  3. Step 3: Cross multiply
    133,058,449.80x = 199,587,674.70 × 125,668,139.40
  4. Step 4: Simplify right side
    133,058,449.80x = 25,081,811,726,721,452
  5. Step 5: Solve for x
    x = 25,081,811,726,721,452/133,058,449.80
  6. Step 6: Final answer
    x = 188,502,209.10

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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.