Home / 629,858,019.60-944,787,029.40-492,108,512.40

Finding the Fourth Proportional to 629,858,019.60, 944,787,029.40 and 492,108,512.40

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Solution

The fourth proportional to 629,858,019.60, 944,787,029.40 and 492,108,512.40 is: 738,162,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,858,019.60 : 944,787,029.40 = 492,108,512.40 : x
  2. Step 2: Convert to fraction form
    629,858,019.60/944,787,029.40 = 492,108,512.40/x
  3. Step 3: Cross multiply
    629,858,019.60x = 944,787,029.40 × 492,108,512.40
  4. Step 4: Simplify right side
    629,858,019.60x = 464,937,739,572,849,024
  5. Step 5: Solve for x
    x = 464,937,739,572,849,024/629,858,019.60
  6. Step 6: Final answer
    x = 738,162,768.60

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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.