Home / 77,882,241.20-116,644,492.36-38,901,043.76

Finding the Fourth Proportional to 77,882,241.20, 116,644,492.36 and 38,901,043.76

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Solution

The fourth proportional to 77,882,241.20, 116,644,492.36 and 38,901,043.76 is: 58,262,222.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,882,241.20 : 116,644,492.36 = 38,901,043.76 : x
  2. Step 2: Convert to fraction form
    77,882,241.20/116,644,492.36 = 38,901,043.76/x
  3. Step 3: Cross multiply
    77,882,241.20x = 116,644,492.36 × 38,901,043.76
  4. Step 4: Simplify right side
    77,882,241.20x = 4,537,592,501,659,345
  5. Step 5: Solve for x
    x = 4,537,592,501,659,345/77,882,241.20
  6. Step 6: Final answer
    x = 58,262,222.96

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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.