Home / 118,696,934.80-178,045,402.20-36,815,654.80

Finding the Fourth Proportional to 118,696,934.80, 178,045,402.20 and 36,815,654.80

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Solution

The fourth proportional to 118,696,934.80, 178,045,402.20 and 36,815,654.80 is: 55,223,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,696,934.80 : 178,045,402.20 = 36,815,654.80 : x
  2. Step 2: Convert to fraction form
    118,696,934.80/178,045,402.20 = 36,815,654.80/x
  3. Step 3: Cross multiply
    118,696,934.80x = 178,045,402.20 × 36,815,654.80
  4. Step 4: Simplify right side
    118,696,934.80x = 6,554,858,066,122,360
  5. Step 5: Solve for x
    x = 6,554,858,066,122,360/118,696,934.80
  6. Step 6: Final answer
    x = 55,223,482.20

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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.