Home / 127,727,999.40-191,591,999.10-59,577,580.20

Finding the Fourth Proportional to 127,727,999.40, 191,591,999.10 and 59,577,580.20

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Solution

The fourth proportional to 127,727,999.40, 191,591,999.10 and 59,577,580.20 is: 89,366,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,727,999.40 : 191,591,999.10 = 59,577,580.20 : x
  2. Step 2: Convert to fraction form
    127,727,999.40/191,591,999.10 = 59,577,580.20/x
  3. Step 3: Cross multiply
    127,727,999.40x = 191,591,999.10 × 59,577,580.20
  4. Step 4: Simplify right side
    127,727,999.40x = 11,414,587,692,058,578
  5. Step 5: Solve for x
    x = 11,414,587,692,058,578/127,727,999.40
  6. Step 6: Final answer
    x = 89,366,370.30

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1.5x scale

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.