Home / 370,656,558.28-556,131,278.94-140,686,684.84

Finding the Fourth Proportional to 370,656,558.28, 556,131,278.94 and 140,686,684.84

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Solution

The fourth proportional to 370,656,558.28, 556,131,278.94 and 140,686,684.84 is: 211,085,610.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,656,558.28 : 556,131,278.94 = 140,686,684.84 : x
  2. Step 2: Convert to fraction form
    370,656,558.28/556,131,278.94 = 140,686,684.84/x
  3. Step 3: Cross multiply
    370,656,558.28x = 556,131,278.94 × 140,686,684.84
  4. Step 4: Simplify right side
    370,656,558.28x = 78,240,265,969,897,920
  5. Step 5: Solve for x
    x = 78,240,265,969,897,920/370,656,558.28
  6. Step 6: Final answer
    x = 211,085,610.71

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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.