Home / 140,646,354.48-194,043,395.88-88,439,362.92

Finding the Fourth Proportional to 140,646,354.48, 194,043,395.88 and 88,439,362.92

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Solution

The fourth proportional to 140,646,354.48, 194,043,395.88 and 88,439,362.92 is: 122,015,777.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,646,354.48 : 194,043,395.88 = 88,439,362.92 : x
  2. Step 2: Convert to fraction form
    140,646,354.48/194,043,395.88 = 88,439,362.92/x
  3. Step 3: Cross multiply
    140,646,354.48x = 194,043,395.88 × 88,439,362.92
  4. Step 4: Simplify right side
    140,646,354.48x = 17,161,074,310,460,552
  5. Step 5: Solve for x
    x = 17,161,074,310,460,552/140,646,354.48
  6. Step 6: Final answer
    x = 122,015,777.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.