Home / 370,686,233.76-556,062,026.84-137,519,646.72

Finding the Fourth Proportional to 370,686,233.76, 556,062,026.84 and 137,519,646.72

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Solution

The fourth proportional to 370,686,233.76, 556,062,026.84 and 137,519,646.72 is: 206,291,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,686,233.76 : 556,062,026.84 = 137,519,646.72 : x
  2. Step 2: Convert to fraction form
    370,686,233.76/556,062,026.84 = 137,519,646.72/x
  3. Step 3: Cross multiply
    370,686,233.76x = 556,062,026.84 × 137,519,646.72
  4. Step 4: Simplify right side
    370,686,233.76x = 76,469,453,485,443,968
  5. Step 5: Solve for x
    x = 76,469,453,485,443,968/370,686,233.76
  6. Step 6: Final answer
    x = 206,291,592.51

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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.