Home / 2,117,564,819.20-3,176,347,228.80-1,627,788,793.60

Finding the Fourth Proportional to 2,117,564,819.20, 3,176,347,228.80 and 1,627,788,793.60

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Solution

The fourth proportional to 2,117,564,819.20, 3,176,347,228.80 and 1,627,788,793.60 is: 2,441,683,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,564,819.20 : 3,176,347,228.80 = 1,627,788,793.60 : x
  2. Step 2: Convert to fraction form
    2,117,564,819.20/3,176,347,228.80 = 1,627,788,793.60/x
  3. Step 3: Cross multiply
    2,117,564,819.20x = 3,176,347,228.80 × 1,627,788,793.60
  4. Step 4: Simplify right side
    2,117,564,819.20x = 5,170,422,423,623,055,360
  5. Step 5: Solve for x
    x = 5,170,422,423,623,055,360/2,117,564,819.20
  6. Step 6: Final answer
    x = 2,441,683,190.40

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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.