Home / 98,416,145.60-147,623,440.80-25,632,785.60

Finding the Fourth Proportional to 98,416,145.60, 147,623,440.80 and 25,632,785.60

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Solution

The fourth proportional to 98,416,145.60, 147,623,440.80 and 25,632,785.60 is: 38,448,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,416,145.60 : 147,623,440.80 = 25,632,785.60 : x
  2. Step 2: Convert to fraction form
    98,416,145.60/147,623,440.80 = 25,632,785.60/x
  3. Step 3: Cross multiply
    98,416,145.60x = 147,623,440.80 × 25,632,785.60
  4. Step 4: Simplify right side
    98,416,145.60x = 3,784,000,007,560,693
  5. Step 5: Solve for x
    x = 3,784,000,007,560,693/98,416,145.60
  6. Step 6: Final answer
    x = 38,448,975.87

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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.