Home / 747,273,960.60-1,120,477,280.56-353,797,483.92

Finding the Fourth Proportional to 747,273,960.60, 1,120,477,280.56 and 353,797,483.92

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Solution

The fourth proportional to 747,273,960.60, 1,120,477,280.56 and 353,797,483.92 is: 530,490,909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,273,960.60 : 1,120,477,280.56 = 353,797,483.92 : x
  2. Step 2: Convert to fraction form
    747,273,960.60/1,120,477,280.56 = 353,797,483.92/x
  3. Step 3: Cross multiply
    747,273,960.60x = 1,120,477,280.56 × 353,797,483.92
  4. Step 4: Simplify right side
    747,273,960.60x = 396,422,042,648,546,944
  5. Step 5: Solve for x
    x = 396,422,042,648,546,944/747,273,960.60
  6. Step 6: Final answer
    x = 530,490,909.03

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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.