Home / 150,528,819.20-225,793,228.80-54,778,265.60

Finding the Fourth Proportional to 150,528,819.20, 225,793,228.80 and 54,778,265.60

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Solution

The fourth proportional to 150,528,819.20, 225,793,228.80 and 54,778,265.60 is: 82,167,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,528,819.20 : 225,793,228.80 = 54,778,265.60 : x
  2. Step 2: Convert to fraction form
    150,528,819.20/225,793,228.80 = 54,778,265.60/x
  3. Step 3: Cross multiply
    150,528,819.20x = 225,793,228.80 × 54,778,265.60
  4. Step 4: Simplify right side
    150,528,819.20x = 12,368,561,457,887,970
  5. Step 5: Solve for x
    x = 12,368,561,457,887,970/150,528,819.20
  6. Step 6: Final answer
    x = 82,167,398.40

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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.