Home / 118,142,262.15-177,211,967.72-30,696,041.39

Finding the Fourth Proportional to 118,142,262.15, 177,211,967.72 and 30,696,041.39

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Solution

The fourth proportional to 118,142,262.15, 177,211,967.72 and 30,696,041.39 is: 46,043,691.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,142,262.15 : 177,211,967.72 = 30,696,041.39 : x
  2. Step 2: Convert to fraction form
    118,142,262.15/177,211,967.72 = 30,696,041.39/x
  3. Step 3: Cross multiply
    118,142,262.15x = 177,211,967.72 × 30,696,041.39
  4. Step 4: Simplify right side
    118,142,262.15x = 5,439,705,895,936,464
  5. Step 5: Solve for x
    x = 5,439,705,895,936,464/118,142,262.15
  6. Step 6: Final answer
    x = 46,043,691.71

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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.