Home / 119,815,106,376.96-165,350,044,293.17-66,351,078,894.96

Finding the Fourth Proportional to 119,815,106,376.96, 165,350,044,293.17 and 66,351,078,894.96

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Solution

The fourth proportional to 119,815,106,376.96, 165,350,044,293.17 and 66,351,078,894.96 is: 91,567,367,137.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,815,106,376.96 : 165,350,044,293.17 = 66,351,078,894.96 : x
  2. Step 2: Convert to fraction form
    119,815,106,376.96/165,350,044,293.17 = 66,351,078,894.96/x
  3. Step 3: Cross multiply
    119,815,106,376.96x = 165,350,044,293.17 × 66,351,078,894.96
  4. Step 4: Simplify right side
    119,815,106,376.96x = 10,971,153,834,181,253,922,816
  5. Step 5: Solve for x
    x = 10,971,153,834,181,253,922,816/119,815,106,376.96
  6. Step 6: Final answer
    x = 91,567,367,137.03

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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.