Home / 370,686,249.80-556,062,050.88-137,519,662.76

Finding the Fourth Proportional to 370,686,249.80, 556,062,050.88 and 137,519,662.76

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Solution

The fourth proportional to 370,686,249.80, 556,062,050.88 and 137,519,662.76 is: 206,291,616.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,686,249.80 : 556,062,050.88 = 137,519,662.76 : x
  2. Step 2: Convert to fraction form
    370,686,249.80/556,062,050.88 = 137,519,662.76/x
  3. Step 3: Cross multiply
    370,686,249.80x = 556,062,050.88 × 137,519,662.76
  4. Step 4: Simplify right side
    370,686,249.80x = 76,469,465,710,651,552
  5. Step 5: Solve for x
    x = 76,469,465,710,651,552/370,686,249.80
  6. Step 6: Final answer
    x = 206,291,616.57

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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.