Home / 265,536,016.40-398,304,024.60-193,260,040.40

Finding the Fourth Proportional to 265,536,016.40, 398,304,024.60 and 193,260,040.40

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Solution

The fourth proportional to 265,536,016.40, 398,304,024.60 and 193,260,040.40 is: 289,890,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,536,016.40 : 398,304,024.60 = 193,260,040.40 : x
  2. Step 2: Convert to fraction form
    265,536,016.40/398,304,024.60 = 193,260,040.40/x
  3. Step 3: Cross multiply
    265,536,016.40x = 398,304,024.60 × 193,260,040.40
  4. Step 4: Simplify right side
    265,536,016.40x = 76,976,251,885,678,608
  5. Step 5: Solve for x
    x = 76,976,251,885,678,608/265,536,016.40
  6. Step 6: Final answer
    x = 289,890,060.60

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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.