Home / 874,580,474.70-1,312,374,596.85-329,713,044.30

Finding the Fourth Proportional to 874,580,474.70, 1,312,374,596.85 and 329,713,044.30

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Solution

The fourth proportional to 874,580,474.70, 1,312,374,596.85 and 329,713,044.30 is: 494,759,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,580,474.70 : 1,312,374,596.85 = 329,713,044.30 : x
  2. Step 2: Convert to fraction form
    874,580,474.70/1,312,374,596.85 = 329,713,044.30/x
  3. Step 3: Cross multiply
    874,580,474.70x = 1,312,374,596.85 × 329,713,044.30
  4. Step 4: Simplify right side
    874,580,474.70x = 432,707,023,589,398,656
  5. Step 5: Solve for x
    x = 432,707,023,589,398,656/874,580,474.70
  6. Step 6: Final answer
    x = 494,759,528.83

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1.5x scale

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.