Home / 336,457,948.20-503,836,616.70-268,433,500.20

Finding the Fourth Proportional to 336,457,948.20, 503,836,616.70 and 268,433,500.20

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Solution

The fourth proportional to 336,457,948.20, 503,836,616.70 and 268,433,500.20 is: 401,971,857.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,457,948.20 : 503,836,616.70 = 268,433,500.20 : x
  2. Step 2: Convert to fraction form
    336,457,948.20/503,836,616.70 = 268,433,500.20/x
  3. Step 3: Cross multiply
    336,457,948.20x = 503,836,616.70 × 268,433,500.20
  4. Step 4: Simplify right side
    336,457,948.20x = 135,246,626,549,706,768
  5. Step 5: Solve for x
    x = 135,246,626,549,706,768/336,457,948.20
  6. Step 6: Final answer
    x = 401,971,857.92

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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.