Home / 266,170,419.59-398,898,745.91-207,154,062.04

Finding the Fourth Proportional to 266,170,419.59, 398,898,745.91 and 207,154,062.04

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Solution

The fourth proportional to 266,170,419.59, 398,898,745.91 and 207,154,062.04 is: 310,453,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,170,419.59 : 398,898,745.91 = 207,154,062.04 : x
  2. Step 2: Convert to fraction form
    266,170,419.59/398,898,745.91 = 207,154,062.04/x
  3. Step 3: Cross multiply
    266,170,419.59x = 398,898,745.91 × 207,154,062.04
  4. Step 4: Simplify right side
    266,170,419.59x = 82,633,495,559,973,760
  5. Step 5: Solve for x
    x = 82,633,495,559,973,760/266,170,419.59
  6. Step 6: Final answer
    x = 310,453,339.21

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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.