Home / 225,730,830.60-338,512,265.10-89,388,001.80

Finding the Fourth Proportional to 225,730,830.60, 338,512,265.10 and 89,388,001.80

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Solution

The fourth proportional to 225,730,830.60, 338,512,265.10 and 89,388,001.80 is: 134,048,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,730,830.60 : 338,512,265.10 = 89,388,001.80 : x
  2. Step 2: Convert to fraction form
    225,730,830.60/338,512,265.10 = 89,388,001.80/x
  3. Step 3: Cross multiply
    225,730,830.60x = 338,512,265.10 × 89,388,001.80
  4. Step 4: Simplify right side
    225,730,830.60x = 30,258,934,962,080,880
  5. Step 5: Solve for x
    x = 30,258,934,962,080,880/225,730,830.60
  6. Step 6: Final answer
    x = 134,048,746.83

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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.