Home / 941,234,518.44-1,412,024,158.02-388,235,279.55

Finding the Fourth Proportional to 941,234,518.44, 1,412,024,158.02 and 388,235,279.55

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Solution

The fourth proportional to 941,234,518.44, 1,412,024,158.02 and 388,235,279.55 is: 582,424,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,234,518.44 : 1,412,024,158.02 = 388,235,279.55 : x
  2. Step 2: Convert to fraction form
    941,234,518.44/1,412,024,158.02 = 388,235,279.55/x
  3. Step 3: Cross multiply
    941,234,518.44x = 1,412,024,158.02 × 388,235,279.55
  4. Step 4: Simplify right side
    941,234,518.44x = 548,197,593,720,248,064
  5. Step 5: Solve for x
    x = 548,197,593,720,248,064/941,234,518.44
  6. Step 6: Final answer
    x = 582,424,021.84

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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.