Home / 310,396,339.04-464,838,170.21-205,287,647.37

Finding the Fourth Proportional to 310,396,339.04, 464,838,170.21 and 205,287,647.37

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Solution

The fourth proportional to 310,396,339.04, 464,838,170.21 and 205,287,647.37 is: 307,431,249.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,396,339.04 : 464,838,170.21 = 205,287,647.37 : x
  2. Step 2: Convert to fraction form
    310,396,339.04/464,838,170.21 = 205,287,647.37/x
  3. Step 3: Cross multiply
    310,396,339.04x = 464,838,170.21 × 205,287,647.37
  4. Step 4: Simplify right side
    310,396,339.04x = 95,425,534,368,186,768
  5. Step 5: Solve for x
    x = 95,425,534,368,186,768/310,396,339.04
  6. Step 6: Final answer
    x = 307,431,249.56

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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.