Home / 263,694,439.88-363,880,588.80-146,215,421

Finding the Fourth Proportional to 263,694,439.88, 363,880,588.80 and 146,215,421

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Solution

The fourth proportional to 263,694,439.88, 363,880,588.80 and 146,215,421 is: 201,767,445.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,694,439.88 : 363,880,588.80 = 146,215,421 : x
  2. Step 2: Convert to fraction form
    263,694,439.88/363,880,588.80 = 146,215,421/x
  3. Step 3: Cross multiply
    263,694,439.88x = 363,880,588.80 × 146,215,421
  4. Step 4: Simplify right side
    263,694,439.88x = 53,204,953,485,119,888
  5. Step 5: Solve for x
    x = 53,204,953,485,119,888/263,694,439.88
  6. Step 6: Final answer
    x = 201,767,445.34

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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.