Home / 479,111,439.75-718,595,076.10-134,020,335.75

Finding the Fourth Proportional to 479,111,439.75, 718,595,076.10 and 134,020,335.75

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Solution

The fourth proportional to 479,111,439.75, 718,595,076.10 and 134,020,335.75 is: 201,010,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,111,439.75 : 718,595,076.10 = 134,020,335.75 : x
  2. Step 2: Convert to fraction form
    479,111,439.75/718,595,076.10 = 134,020,335.75/x
  3. Step 3: Cross multiply
    479,111,439.75x = 718,595,076.10 × 134,020,335.75
  4. Step 4: Simplify right side
    479,111,439.75x = 96,306,353,367,218,800
  5. Step 5: Solve for x
    x = 96,306,353,367,218,800/479,111,439.75
  6. Step 6: Final answer
    x = 201,010,339.93

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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.