Home / 713,016,003.80-1,069,524,005.70-495,337,770.20

Finding the Fourth Proportional to 713,016,003.80, 1,069,524,005.70 and 495,337,770.20

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Solution

The fourth proportional to 713,016,003.80, 1,069,524,005.70 and 495,337,770.20 is: 743,006,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,016,003.80 : 1,069,524,005.70 = 495,337,770.20 : x
  2. Step 2: Convert to fraction form
    713,016,003.80/1,069,524,005.70 = 495,337,770.20/x
  3. Step 3: Cross multiply
    713,016,003.80x = 1,069,524,005.70 × 495,337,770.20
  4. Step 4: Simplify right side
    713,016,003.80x = 529,775,636,158,810,112
  5. Step 5: Solve for x
    x = 529,775,636,158,810,112/713,016,003.80
  6. Step 6: Final answer
    x = 743,006,655.30

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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.