Home / 439,702,065.20-659,851,696.20-245,613,105.20

Finding the Fourth Proportional to 439,702,065.20, 659,851,696.20 and 245,613,105.20

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Solution

The fourth proportional to 439,702,065.20, 659,851,696.20 and 245,613,105.20 is: 368,586,451.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,702,065.20 : 659,851,696.20 = 245,613,105.20 : x
  2. Step 2: Convert to fraction form
    439,702,065.20/659,851,696.20 = 245,613,105.20/x
  3. Step 3: Cross multiply
    439,702,065.20x = 659,851,696.20 × 245,613,105.20
  4. Step 4: Simplify right side
    439,702,065.20x = 162,068,224,075,169,056
  5. Step 5: Solve for x
    x = 162,068,224,075,169,056/439,702,065.20
  6. Step 6: Final answer
    x = 368,586,451.83

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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.