Home / 268,118,921.40-402,377,447.70-106,676,719.80

Finding the Fourth Proportional to 268,118,921.40, 402,377,447.70 and 106,676,719.80

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Solution

The fourth proportional to 268,118,921.40, 402,377,447.70 and 106,676,719.80 is: 160,094,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,118,921.40 : 402,377,447.70 = 106,676,719.80 : x
  2. Step 2: Convert to fraction form
    268,118,921.40/402,377,447.70 = 106,676,719.80/x
  3. Step 3: Cross multiply
    268,118,921.40x = 402,377,447.70 × 106,676,719.80
  4. Step 4: Simplify right side
    268,118,921.40x = 42,924,306,242,132,048
  5. Step 5: Solve for x
    x = 42,924,306,242,132,048/268,118,921.40
  6. Step 6: Final answer
    x = 160,094,282.11

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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.