Home / 118,101,573.20-177,152,359.80-54,276,165.20

Finding the Fourth Proportional to 118,101,573.20, 177,152,359.80 and 54,276,165.20

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Solution

The fourth proportional to 118,101,573.20, 177,152,359.80 and 54,276,165.20 is: 81,414,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,101,573.20 : 177,152,359.80 = 54,276,165.20 : x
  2. Step 2: Convert to fraction form
    118,101,573.20/177,152,359.80 = 54,276,165.20/x
  3. Step 3: Cross multiply
    118,101,573.20x = 177,152,359.80 × 54,276,165.20
  4. Step 4: Simplify right side
    118,101,573.20x = 9,615,150,746,074,640
  5. Step 5: Solve for x
    x = 9,615,150,746,074,640/118,101,573.20
  6. Step 6: Final answer
    x = 81,414,247.80

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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.