Home / 472,396,219.80-708,594,329.70-373,760,770.20

Finding the Fourth Proportional to 472,396,219.80, 708,594,329.70 and 373,760,770.20

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Solution

The fourth proportional to 472,396,219.80, 708,594,329.70 and 373,760,770.20 is: 560,641,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,219.80 : 708,594,329.70 = 373,760,770.20 : x
  2. Step 2: Convert to fraction form
    472,396,219.80/708,594,329.70 = 373,760,770.20/x
  3. Step 3: Cross multiply
    472,396,219.80x = 708,594,329.70 × 373,760,770.20
  4. Step 4: Simplify right side
    472,396,219.80x = 264,844,762,428,024,736
  5. Step 5: Solve for x
    x = 264,844,762,428,024,736/472,396,219.80
  6. Step 6: Final answer
    x = 560,641,155.30

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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.