Home / 465,277,083.20-642,080,434.57-256,432,727.42

Finding the Fourth Proportional to 465,277,083.20, 642,080,434.57 and 256,432,727.42

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Solution

The fourth proportional to 465,277,083.20, 642,080,434.57 and 256,432,727.42 is: 353,876,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,277,083.20 : 642,080,434.57 = 256,432,727.42 : x
  2. Step 2: Convert to fraction form
    465,277,083.20/642,080,434.57 = 256,432,727.42/x
  3. Step 3: Cross multiply
    465,277,083.20x = 642,080,434.57 × 256,432,727.42
  4. Step 4: Simplify right side
    465,277,083.20x = 164,650,437,055,952,480
  5. Step 5: Solve for x
    x = 164,650,437,055,952,480/465,277,083.20
  6. Step 6: Final answer
    x = 353,876,094.49

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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.