Home / 121,395,269.70-182,092,904.55-108,640,685.70

Finding the Fourth Proportional to 121,395,269.70, 182,092,904.55 and 108,640,685.70

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Solution

The fourth proportional to 121,395,269.70, 182,092,904.55 and 108,640,685.70 is: 162,961,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,395,269.70 : 182,092,904.55 = 108,640,685.70 : x
  2. Step 2: Convert to fraction form
    121,395,269.70/182,092,904.55 = 108,640,685.70/x
  3. Step 3: Cross multiply
    121,395,269.70x = 182,092,904.55 × 108,640,685.70
  4. Step 4: Simplify right side
    121,395,269.70x = 19,782,698,011,416,652
  5. Step 5: Solve for x
    x = 19,782,698,011,416,652/121,395,269.70
  6. Step 6: Final answer
    x = 162,961,028.55

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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.