Home / 134,575,396.79-185,714,213.27-72,695,735.35

Finding the Fourth Proportional to 134,575,396.79, 185,714,213.27 and 72,695,735.35

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Solution

The fourth proportional to 134,575,396.79, 185,714,213.27 and 72,695,735.35 is: 100,320,204.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,575,396.79 : 185,714,213.27 = 72,695,735.35 : x
  2. Step 2: Convert to fraction form
    134,575,396.79/185,714,213.27 = 72,695,735.35/x
  3. Step 3: Cross multiply
    134,575,396.79x = 185,714,213.27 × 72,695,735.35
  4. Step 4: Simplify right side
    134,575,396.79x = 13,500,631,297,781,612
  5. Step 5: Solve for x
    x = 13,500,631,297,781,612/134,575,396.79
  6. Step 6: Final answer
    x = 100,320,204.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.