Home / 84,581,403.86-116,746,663.80-51,085,562.42

Finding the Fourth Proportional to 84,581,403.86, 116,746,663.80 and 51,085,562.42

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Solution

The fourth proportional to 84,581,403.86, 116,746,663.80 and 51,085,562.42 is: 70,512,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,581,403.86 : 116,746,663.80 = 51,085,562.42 : x
  2. Step 2: Convert to fraction form
    84,581,403.86/116,746,663.80 = 51,085,562.42/x
  3. Step 3: Cross multiply
    84,581,403.86x = 116,746,663.80 × 51,085,562.42
  4. Step 4: Simplify right side
    84,581,403.86x = 5,964,068,981,365,092
  5. Step 5: Solve for x
    x = 5,964,068,981,365,092/84,581,403.86
  6. Step 6: Final answer
    x = 70,512,768.87

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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.