Home / 339,887,343,526.85-469,256,253,014.25-216,358,208,051.65

Finding the Fourth Proportional to 339,887,343,526.85, 469,256,253,014.25 and 216,358,208,051.65

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Solution

The fourth proportional to 339,887,343,526.85, 469,256,253,014.25 and 216,358,208,051.65 is: 298,709,098,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,887,343,526.85 : 469,256,253,014.25 = 216,358,208,051.65 : x
  2. Step 2: Convert to fraction form
    339,887,343,526.85/469,256,253,014.25 = 216,358,208,051.65/x
  3. Step 3: Cross multiply
    339,887,343,526.85x = 469,256,253,014.25 × 216,358,208,051.65
  4. Step 4: Simplify right side
    339,887,343,526.85x = 101,527,442,019,194,817,740,800
  5. Step 5: Solve for x
    x = 101,527,442,019,194,817,740,800/339,887,343,526.85
  6. Step 6: Final answer
    x = 298,709,098,625.72

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