Home / 419,819,366.48-629,734,648.56-147,198,094.16

Finding the Fourth Proportional to 419,819,366.48, 629,734,648.56 and 147,198,094.16

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Solution

The fourth proportional to 419,819,366.48, 629,734,648.56 and 147,198,094.16 is: 220,799,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,819,366.48 : 629,734,648.56 = 147,198,094.16 : x
  2. Step 2: Convert to fraction form
    419,819,366.48/629,734,648.56 = 147,198,094.16/x
  3. Step 3: Cross multiply
    419,819,366.48x = 629,734,648.56 × 147,198,094.16
  4. Step 4: Simplify right side
    419,819,366.48x = 92,695,740,094,549,376
  5. Step 5: Solve for x
    x = 92,695,740,094,549,376/419,819,366.48
  6. Step 6: Final answer
    x = 220,799,104.32

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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.