Home / 169,629,439.17-234,098,625.27-127,739,598.81

Finding the Fourth Proportional to 169,629,439.17, 234,098,625.27 and 127,739,598.81

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Solution

The fourth proportional to 169,629,439.17, 234,098,625.27 and 127,739,598.81 is: 176,288,176.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,629,439.17 : 234,098,625.27 = 127,739,598.81 : x
  2. Step 2: Convert to fraction form
    169,629,439.17/234,098,625.27 = 127,739,598.81/x
  3. Step 3: Cross multiply
    169,629,439.17x = 234,098,625.27 × 127,739,598.81
  4. Step 4: Simplify right side
    169,629,439.17x = 29,903,664,473,962,328
  5. Step 5: Solve for x
    x = 29,903,664,473,962,328/169,629,439.17
  6. Step 6: Final answer
    x = 176,288,176.28

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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.