Home / 132,880,073.70-199,320,110.55-72,413,897.70

Finding the Fourth Proportional to 132,880,073.70, 199,320,110.55 and 72,413,897.70

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Solution

The fourth proportional to 132,880,073.70, 199,320,110.55 and 72,413,897.70 is: 108,620,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,880,073.70 : 199,320,110.55 = 72,413,897.70 : x
  2. Step 2: Convert to fraction form
    132,880,073.70/199,320,110.55 = 72,413,897.70/x
  3. Step 3: Cross multiply
    132,880,073.70x = 199,320,110.55 × 72,413,897.70
  4. Step 4: Simplify right side
    132,880,073.70x = 14,433,546,094,920,392
  5. Step 5: Solve for x
    x = 14,433,546,094,920,392/132,880,073.70
  6. Step 6: Final answer
    x = 108,620,846.55

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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.