Home / 474,092,728,025.10-654,248,448,876.57-257,318,967,257.45

Finding the Fourth Proportional to 474,092,728,025.10, 654,248,448,876.57 and 257,318,967,257.45

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Solution

The fourth proportional to 474,092,728,025.10, 654,248,448,876.57 and 257,318,967,257.45 is: 355,100,437,621.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,092,728,025.10 : 654,248,448,876.57 = 257,318,967,257.45 : x
  2. Step 2: Convert to fraction form
    474,092,728,025.10/654,248,448,876.57 = 257,318,967,257.45/x
  3. Step 3: Cross multiply
    474,092,728,025.10x = 654,248,448,876.57 × 257,318,967,257.45
  4. Step 4: Simplify right side
    474,092,728,025.10x = 168,350,535,194,707,568,361,472
  5. Step 5: Solve for x
    x = 168,350,535,194,707,568,361,472/474,092,728,025.10
  6. Step 6: Final answer
    x = 355,100,437,621.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.