Home / 510,694,077.16-766,148,715.60-165,620,797.48

Finding the Fourth Proportional to 510,694,077.16, 766,148,715.60 and 165,620,797.48

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Solution

The fourth proportional to 510,694,077.16, 766,148,715.60 and 165,620,797.48 is: 248,466,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,694,077.16 : 766,148,715.60 = 165,620,797.48 : x
  2. Step 2: Convert to fraction form
    510,694,077.16/766,148,715.60 = 165,620,797.48/x
  3. Step 3: Cross multiply
    510,694,077.16x = 766,148,715.60 × 165,620,797.48
  4. Step 4: Simplify right side
    510,694,077.16x = 126,890,161,265,949,712
  5. Step 5: Solve for x
    x = 126,890,161,265,949,712/510,694,077.16
  6. Step 6: Final answer
    x = 248,466,091.43

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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.