Home / 725,793,804.30-1,087,993,976.85-240,870,002.70

Finding the Fourth Proportional to 725,793,804.30, 1,087,993,976.85 and 240,870,002.70

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Solution

The fourth proportional to 725,793,804.30, 1,087,993,976.85 and 240,870,002.70 is: 361,073,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,793,804.30 : 1,087,993,976.85 = 240,870,002.70 : x
  2. Step 2: Convert to fraction form
    725,793,804.30/1,087,993,976.85 = 240,870,002.70/x
  3. Step 3: Cross multiply
    725,793,804.30x = 1,087,993,976.85 × 240,870,002.70
  4. Step 4: Simplify right side
    725,793,804.30x = 262,065,112,141,443,200
  5. Step 5: Solve for x
    x = 262,065,112,141,443,200/725,793,804.30
  6. Step 6: Final answer
    x = 361,073,779.62

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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.