Home / 434,478,563.37-652,007,625.49-158,129,700.61

Finding the Fourth Proportional to 434,478,563.37, 652,007,625.49 and 158,129,700.61

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Solution

The fourth proportional to 434,478,563.37, 652,007,625.49 and 158,129,700.61 is: 237,300,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,478,563.37 : 652,007,625.49 = 158,129,700.61 : x
  2. Step 2: Convert to fraction form
    434,478,563.37/652,007,625.49 = 158,129,700.61/x
  3. Step 3: Cross multiply
    434,478,563.37x = 652,007,625.49 × 158,129,700.61
  4. Step 4: Simplify right side
    434,478,563.37x = 103,101,770,614,170,720
  5. Step 5: Solve for x
    x = 103,101,770,614,170,720/434,478,563.37
  6. Step 6: Final answer
    x = 237,300,017.32

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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.