Home / 115,919,332.80-173,878,999.20-62,171,620.80

Finding the Fourth Proportional to 115,919,332.80, 173,878,999.20 and 62,171,620.80

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Solution

The fourth proportional to 115,919,332.80, 173,878,999.20 and 62,171,620.80 is: 93,257,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,919,332.80 : 173,878,999.20 = 62,171,620.80 : x
  2. Step 2: Convert to fraction form
    115,919,332.80/173,878,999.20 = 62,171,620.80/x
  3. Step 3: Cross multiply
    115,919,332.80x = 173,878,999.20 × 62,171,620.80
  4. Step 4: Simplify right side
    115,919,332.80x = 10,810,339,203,345,902
  5. Step 5: Solve for x
    x = 10,810,339,203,345,902/115,919,332.80
  6. Step 6: Final answer
    x = 93,257,431.20

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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.