Home / 436,215,656.89-601,974,749.05-248,043,964.51

Finding the Fourth Proportional to 436,215,656.89, 601,974,749.05 and 248,043,964.51

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Solution

The fourth proportional to 436,215,656.89, 601,974,749.05 and 248,043,964.51 is: 342,299,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,215,656.89 : 601,974,749.05 = 248,043,964.51 : x
  2. Step 2: Convert to fraction form
    436,215,656.89/601,974,749.05 = 248,043,964.51/x
  3. Step 3: Cross multiply
    436,215,656.89x = 601,974,749.05 × 248,043,964.51
  4. Step 4: Simplify right side
    436,215,656.89x = 149,316,203,289,274,336
  5. Step 5: Solve for x
    x = 149,316,203,289,274,336/436,215,656.89
  6. Step 6: Final answer
    x = 342,299,046.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.