Home / 153,285,817.76-229,931,991.92-54,923,947.68

Finding the Fourth Proportional to 153,285,817.76, 229,931,991.92 and 54,923,947.68

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Solution

The fourth proportional to 153,285,817.76, 229,931,991.92 and 54,923,947.68 is: 82,387,091.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,285,817.76 : 229,931,991.92 = 54,923,947.68 : x
  2. Step 2: Convert to fraction form
    153,285,817.76/229,931,991.92 = 54,923,947.68/x
  3. Step 3: Cross multiply
    153,285,817.76x = 229,931,991.92 × 54,923,947.68
  4. Step 4: Simplify right side
    153,285,817.76x = 12,628,772,694,172,262
  5. Step 5: Solve for x
    x = 12,628,772,694,172,262/153,285,817.76
  6. Step 6: Final answer
    x = 82,387,091.50

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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.