Home / 74,593,413,402.90-111,887,532,251.55-18,696,390,119.70

Finding the Fourth Proportional to 74,593,413,402.90, 111,887,532,251.55 and 18,696,390,119.70

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Solution

The fourth proportional to 74,593,413,402.90, 111,887,532,251.55 and 18,696,390,119.70 is: 28,043,936,549.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,593,413,402.90 : 111,887,532,251.55 = 18,696,390,119.70 : x
  2. Step 2: Convert to fraction form
    74,593,413,402.90/111,887,532,251.55 = 18,696,390,119.70/x
  3. Step 3: Cross multiply
    74,593,413,402.90x = 111,887,532,251.55 × 18,696,390,119.70
  4. Step 4: Simplify right side
    74,593,413,402.90x = 2,091,892,952,505,494,536,192
  5. Step 5: Solve for x
    x = 2,091,892,952,505,494,536,192/74,593,413,402.90
  6. Step 6: Final answer
    x = 28,043,936,549.82

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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.