Home / 127,728,003.40-191,592,005.10-59,577,584.20

Finding the Fourth Proportional to 127,728,003.40, 191,592,005.10 and 59,577,584.20

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Solution

The fourth proportional to 127,728,003.40, 191,592,005.10 and 59,577,584.20 is: 89,366,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,728,003.40 : 191,592,005.10 = 59,577,584.20 : x
  2. Step 2: Convert to fraction form
    127,728,003.40/191,592,005.10 = 59,577,584.20/x
  3. Step 3: Cross multiply
    127,728,003.40x = 191,592,005.10 × 59,577,584.20
  4. Step 4: Simplify right side
    127,728,003.40x = 11,414,588,815,892,080
  5. Step 5: Solve for x
    x = 11,414,588,815,892,080/127,728,003.40
  6. Step 6: Final answer
    x = 89,366,376.30

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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.