Home / 263,986,937.76-363,009,814.24-229,118,906.72

Finding the Fourth Proportional to 263,986,937.76, 363,009,814.24 and 229,118,906.72

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Solution

The fourth proportional to 263,986,937.76, 363,009,814.24 and 229,118,906.72 is: 315,062,602.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,986,937.76 : 363,009,814.24 = 229,118,906.72 : x
  2. Step 2: Convert to fraction form
    263,986,937.76/363,009,814.24 = 229,118,906.72/x
  3. Step 3: Cross multiply
    263,986,937.76x = 363,009,814.24 × 229,118,906.72
  4. Step 4: Simplify right side
    263,986,937.76x = 83,172,411,767,299,088
  5. Step 5: Solve for x
    x = 83,172,411,767,299,088/263,986,937.76
  6. Step 6: Final answer
    x = 315,062,602.99

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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.