Home / 932,714,773.20-1,399,556,366.52-380,422,391.76

Finding the Fourth Proportional to 932,714,773.20, 1,399,556,366.52 and 380,422,391.76

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Solution

The fourth proportional to 932,714,773.20, 1,399,556,366.52 and 380,422,391.76 is: 570,831,078.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,714,773.20 : 1,399,556,366.52 = 380,422,391.76 : x
  2. Step 2: Convert to fraction form
    932,714,773.20/1,399,556,366.52 = 380,422,391.76/x
  3. Step 3: Cross multiply
    932,714,773.20x = 1,399,556,366.52 × 380,422,391.76
  4. Step 4: Simplify right side
    932,714,773.20x = 532,422,580,354,473,536
  5. Step 5: Solve for x
    x = 532,422,580,354,473,536/932,714,773.20
  6. Step 6: Final answer
    x = 570,831,078.97

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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.