Home / 127,728,001.40-191,592,002.10-59,577,582.20

Finding the Fourth Proportional to 127,728,001.40, 191,592,002.10 and 59,577,582.20

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Solution

The fourth proportional to 127,728,001.40, 191,592,002.10 and 59,577,582.20 is: 89,366,373.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,728,001.40 : 191,592,002.10 = 59,577,582.20 : x
  2. Step 2: Convert to fraction form
    127,728,001.40/191,592,002.10 = 59,577,582.20/x
  3. Step 3: Cross multiply
    127,728,001.40x = 191,592,002.10 × 59,577,582.20
  4. Step 4: Simplify right side
    127,728,001.40x = 11,414,588,253,975,322
  5. Step 5: Solve for x
    x = 11,414,588,253,975,322/127,728,001.40
  6. Step 6: Final answer
    x = 89,366,373.30

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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.