Home / 335,028,131.40-502,542,197.10-220,366,345.80

Finding the Fourth Proportional to 335,028,131.40, 502,542,197.10 and 220,366,345.80

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Solution

The fourth proportional to 335,028,131.40, 502,542,197.10 and 220,366,345.80 is: 330,549,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,028,131.40 : 502,542,197.10 = 220,366,345.80 : x
  2. Step 2: Convert to fraction form
    335,028,131.40/502,542,197.10 = 220,366,345.80/x
  3. Step 3: Cross multiply
    335,028,131.40x = 502,542,197.10 × 220,366,345.80
  4. Step 4: Simplify right side
    335,028,131.40x = 110,743,387,585,230,368
  5. Step 5: Solve for x
    x = 110,743,387,585,230,368/335,028,131.40
  6. Step 6: Final answer
    x = 330,549,518.70

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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.