Home / 177,147,301.20-265,720,951.80-86,448,037.20

Finding the Fourth Proportional to 177,147,301.20, 265,720,951.80 and 86,448,037.20

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Solution

The fourth proportional to 177,147,301.20, 265,720,951.80 and 86,448,037.20 is: 129,672,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,301.20 : 265,720,951.80 = 86,448,037.20 : x
  2. Step 2: Convert to fraction form
    177,147,301.20/265,720,951.80 = 86,448,037.20/x
  3. Step 3: Cross multiply
    177,147,301.20x = 265,720,951.80 × 86,448,037.20
  4. Step 4: Simplify right side
    177,147,301.20x = 22,971,054,726,025,808
  5. Step 5: Solve for x
    x = 22,971,054,726,025,808/177,147,301.20
  6. Step 6: Final answer
    x = 129,672,055.80

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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.