Home / 309,049,351,175.20-463,574,026,762.80-297,294,726,560.80

Finding the Fourth Proportional to 309,049,351,175.20, 463,574,026,762.80 and 297,294,726,560.80

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Solution

The fourth proportional to 309,049,351,175.20, 463,574,026,762.80 and 297,294,726,560.80 is: 445,942,089,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,049,351,175.20 : 463,574,026,762.80 = 297,294,726,560.80 : x
  2. Step 2: Convert to fraction form
    309,049,351,175.20/463,574,026,762.80 = 297,294,726,560.80/x
  3. Step 3: Cross multiply
    309,049,351,175.20x = 463,574,026,762.80 × 297,294,726,560.80
  4. Step 4: Simplify right side
    309,049,351,175.20x = 137,818,113,527,135,600,640,000
  5. Step 5: Solve for x
    x = 137,818,113,527,135,600,640,000/309,049,351,175.20
  6. Step 6: Final answer
    x = 445,942,089,841.20

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Double scale
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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.