Home / 131,406,779,850.13-197,108,015,776.42-41,868,556,921.69

Finding the Fourth Proportional to 131,406,779,850.13, 197,108,015,776.42 and 41,868,556,921.69

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Solution

The fourth proportional to 131,406,779,850.13, 197,108,015,776.42 and 41,868,556,921.69 is: 62,802,149,079.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,406,779,850.13 : 197,108,015,776.42 = 41,868,556,921.69 : x
  2. Step 2: Convert to fraction form
    131,406,779,850.13/197,108,015,776.42 = 41,868,556,921.69/x
  3. Step 3: Cross multiply
    131,406,779,850.13x = 197,108,015,776.42 × 41,868,556,921.69
  4. Step 4: Simplify right side
    131,406,779,850.13x = 8,252,628,178,256,412,016,640
  5. Step 5: Solve for x
    x = 8,252,628,178,256,412,016,640/131,406,779,850.13
  6. Step 6: Final answer
    x = 62,802,149,079.89

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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.