Home / 132,961,037.28-182,155,771.47-127,988,912.63

Finding the Fourth Proportional to 132,961,037.28, 182,155,771.47 and 127,988,912.63

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Solution

The fourth proportional to 132,961,037.28, 182,155,771.47 and 127,988,912.63 is: 175,343,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,961,037.28 : 182,155,771.47 = 127,988,912.63 : x
  2. Step 2: Convert to fraction form
    132,961,037.28/182,155,771.47 = 127,988,912.63/x
  3. Step 3: Cross multiply
    132,961,037.28x = 182,155,771.47 × 127,988,912.63
  4. Step 4: Simplify right side
    132,961,037.28x = 23,313,919,118,813,296
  5. Step 5: Solve for x
    x = 23,313,919,118,813,296/132,961,037.28
  6. Step 6: Final answer
    x = 175,343,992.46

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.