Home / 879,073,233.40-1,318,609,850.10-265,752,119.80

Finding the Fourth Proportional to 879,073,233.40, 1,318,609,850.10 and 265,752,119.80

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Solution

The fourth proportional to 879,073,233.40, 1,318,609,850.10 and 265,752,119.80 is: 398,628,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,073,233.40 : 1,318,609,850.10 = 265,752,119.80 : x
  2. Step 2: Convert to fraction form
    879,073,233.40/1,318,609,850.10 = 265,752,119.80/x
  3. Step 3: Cross multiply
    879,073,233.40x = 1,318,609,850.10 × 265,752,119.80
  4. Step 4: Simplify right side
    879,073,233.40x = 350,423,362,853,235,264
  5. Step 5: Solve for x
    x = 350,423,362,853,235,264/879,073,233.40
  6. Step 6: Final answer
    x = 398,628,179.70

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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.