Home / 268,002,984.78-401,832,423.12-104,066,057.97

Finding the Fourth Proportional to 268,002,984.78, 401,832,423.12 and 104,066,057.97

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Solution

The fourth proportional to 268,002,984.78, 401,832,423.12 and 104,066,057.97 is: 156,032,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,002,984.78 : 401,832,423.12 = 104,066,057.97 : x
  2. Step 2: Convert to fraction form
    268,002,984.78/401,832,423.12 = 104,066,057.97/x
  3. Step 3: Cross multiply
    268,002,984.78x = 401,832,423.12 × 104,066,057.97
  4. Step 4: Simplify right side
    268,002,984.78x = 41,817,116,238,631,488
  5. Step 5: Solve for x
    x = 41,817,116,238,631,488/268,002,984.78
  6. Step 6: Final answer
    x = 156,032,278.05

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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.