Home / 268,118,918.40-402,377,443.20-106,676,716.80

Finding the Fourth Proportional to 268,118,918.40, 402,377,443.20 and 106,676,716.80

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Solution

The fourth proportional to 268,118,918.40, 402,377,443.20 and 106,676,716.80 is: 160,094,277.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,118,918.40 : 402,377,443.20 = 106,676,716.80 : x
  2. Step 2: Convert to fraction form
    268,118,918.40/402,377,443.20 = 106,676,716.80/x
  3. Step 3: Cross multiply
    268,118,918.40x = 402,377,443.20 × 106,676,716.80
  4. Step 4: Simplify right side
    268,118,918.40x = 42,924,304,554,954,480
  5. Step 5: Solve for x
    x = 42,924,304,554,954,480/268,118,918.40
  6. Step 6: Final answer
    x = 160,094,277.61

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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.