Home / 127,728,000.40-191,592,000.60-59,577,581.20

Finding the Fourth Proportional to 127,728,000.40, 191,592,000.60 and 59,577,581.20

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Solution

The fourth proportional to 127,728,000.40, 191,592,000.60 and 59,577,581.20 is: 89,366,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,728,000.40 : 191,592,000.60 = 59,577,581.20 : x
  2. Step 2: Convert to fraction form
    127,728,000.40/191,592,000.60 = 59,577,581.20/x
  3. Step 3: Cross multiply
    127,728,000.40x = 191,592,000.60 × 59,577,581.20
  4. Step 4: Simplify right side
    127,728,000.40x = 11,414,587,973,016,948
  5. Step 5: Solve for x
    x = 11,414,587,973,016,948/127,728,000.40
  6. Step 6: Final answer
    x = 89,366,371.80

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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.