Home / 724,011,826.80-1,086,017,740.20-239,337,634.80

Finding the Fourth Proportional to 724,011,826.80, 1,086,017,740.20 and 239,337,634.80

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Solution

The fourth proportional to 724,011,826.80, 1,086,017,740.20 and 239,337,634.80 is: 359,006,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,011,826.80 : 1,086,017,740.20 = 239,337,634.80 : x
  2. Step 2: Convert to fraction form
    724,011,826.80/1,086,017,740.20 = 239,337,634.80/x
  3. Step 3: Cross multiply
    724,011,826.80x = 1,086,017,740.20 × 239,337,634.80
  4. Step 4: Simplify right side
    724,011,826.80x = 259,924,917,290,308,896
  5. Step 5: Solve for x
    x = 259,924,917,290,308,896/724,011,826.80
  6. Step 6: Final answer
    x = 359,006,452.20

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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.