Home / 265,223,302.80-397,834,954.20-136,083,139.80

Finding the Fourth Proportional to 265,223,302.80, 397,834,954.20 and 136,083,139.80

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Solution

The fourth proportional to 265,223,302.80, 397,834,954.20 and 136,083,139.80 is: 204,124,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,223,302.80 : 397,834,954.20 = 136,083,139.80 : x
  2. Step 2: Convert to fraction form
    265,223,302.80/397,834,954.20 = 136,083,139.80/x
  3. Step 3: Cross multiply
    265,223,302.80x = 397,834,954.20 × 136,083,139.80
  4. Step 4: Simplify right side
    265,223,302.80x = 54,138,629,689,725,200
  5. Step 5: Solve for x
    x = 54,138,629,689,725,200/265,223,302.80
  6. Step 6: Final answer
    x = 204,124,709.70

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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.