Home / 339,887,343,526.18-469,256,253,013.31-216,358,208,050.96

Finding the Fourth Proportional to 339,887,343,526.18, 469,256,253,013.31 and 216,358,208,050.96

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Solution

The fourth proportional to 339,887,343,526.18, 469,256,253,013.31 and 216,358,208,050.96 is: 298,709,098,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,887,343,526.18 : 469,256,253,013.31 = 216,358,208,050.96 : x
  2. Step 2: Convert to fraction form
    339,887,343,526.18/469,256,253,013.31 = 216,358,208,050.96/x
  3. Step 3: Cross multiply
    339,887,343,526.18x = 469,256,253,013.31 × 216,358,208,050.96
  4. Step 4: Simplify right side
    339,887,343,526.18x = 101,527,442,018,667,644,059,648
  5. Step 5: Solve for x
    x = 101,527,442,018,667,644,059,648/339,887,343,526.18
  6. Step 6: Final answer
    x = 298,709,098,624.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.