Home / 388,467,400.20-582,607,788.30-224,350,254.60

Finding the Fourth Proportional to 388,467,400.20, 582,607,788.30 and 224,350,254.60

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Solution

The fourth proportional to 388,467,400.20, 582,607,788.30 and 224,350,254.60 is: 336,471,491.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,467,400.20 : 582,607,788.30 = 224,350,254.60 : x
  2. Step 2: Convert to fraction form
    388,467,400.20/582,607,788.30 = 224,350,254.60/x
  3. Step 3: Cross multiply
    388,467,400.20x = 582,607,788.30 × 224,350,254.60
  4. Step 4: Simplify right side
    388,467,400.20x = 130,708,205,637,047,888
  5. Step 5: Solve for x
    x = 130,708,205,637,047,888/388,467,400.20
  6. Step 6: Final answer
    x = 336,471,491.74

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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.