Home / 206,713,162.02-310,115,144.75-61,135,373.77

Finding the Fourth Proportional to 206,713,162.02, 310,115,144.75 and 61,135,373.77

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Solution

The fourth proportional to 206,713,162.02, 310,115,144.75 and 61,135,373.77 is: 91,716,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,713,162.02 : 310,115,144.75 = 61,135,373.77 : x
  2. Step 2: Convert to fraction form
    206,713,162.02/310,115,144.75 = 61,135,373.77/x
  3. Step 3: Cross multiply
    206,713,162.02x = 310,115,144.75 × 61,135,373.77
  4. Step 4: Simplify right side
    206,713,162.02x = 18,959,005,286,028,904
  5. Step 5: Solve for x
    x = 18,959,005,286,028,904/206,713,162.02
  6. Step 6: Final answer
    x = 91,716,488.20

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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.