Home / 125,962,037,100.57-189,077,512,953.16-54,286,923,153.71

Finding the Fourth Proportional to 125,962,037,100.57, 189,077,512,953.16 and 54,286,923,153.71

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Solution

The fourth proportional to 125,962,037,100.57, 189,077,512,953.16 and 54,286,923,153.71 is: 81,488,332,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,962,037,100.57 : 189,077,512,953.16 = 54,286,923,153.71 : x
  2. Step 2: Convert to fraction form
    125,962,037,100.57/189,077,512,953.16 = 54,286,923,153.71/x
  3. Step 3: Cross multiply
    125,962,037,100.57x = 189,077,512,953.16 × 54,286,923,153.71
  4. Step 4: Simplify right side
    125,962,037,100.57x = 10,264,436,415,782,803,472,384
  5. Step 5: Solve for x
    x = 10,264,436,415,782,803,472,384/125,962,037,100.57
  6. Step 6: Final answer
    x = 81,488,332,929.92

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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.