Home / 113,177,785.60-169,766,678.40-80,299,302.40

Finding the Fourth Proportional to 113,177,785.60, 169,766,678.40 and 80,299,302.40

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Solution

The fourth proportional to 113,177,785.60, 169,766,678.40 and 80,299,302.40 is: 120,448,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,177,785.60 : 169,766,678.40 = 80,299,302.40 : x
  2. Step 2: Convert to fraction form
    113,177,785.60/169,766,678.40 = 80,299,302.40/x
  3. Step 3: Cross multiply
    113,177,785.60x = 169,766,678.40 × 80,299,302.40
  4. Step 4: Simplify right side
    113,177,785.60x = 13,632,145,846,285,150
  5. Step 5: Solve for x
    x = 13,632,145,846,285,150/113,177,785.60
  6. Step 6: Final answer
    x = 120,448,953.60

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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.