Home / 127,660,753.76-191,518,032.36-41,392,433.30

Finding the Fourth Proportional to 127,660,753.76, 191,518,032.36 and 41,392,433.30

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Solution

The fourth proportional to 127,660,753.76, 191,518,032.36 and 41,392,433.30 is: 62,097,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,660,753.76 : 191,518,032.36 = 41,392,433.30 : x
  2. Step 2: Convert to fraction form
    127,660,753.76/191,518,032.36 = 41,392,433.30/x
  3. Step 3: Cross multiply
    127,660,753.76x = 191,518,032.36 × 41,392,433.30
  4. Step 4: Simplify right side
    127,660,753.76x = 7,927,397,380,208,542
  5. Step 5: Solve for x
    x = 7,927,397,380,208,542/127,660,753.76
  6. Step 6: Final answer
    x = 62,097,372.50

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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.