Home / 472,540,403.16-708,807,630.42-254,293,549.56

Finding the Fourth Proportional to 472,540,403.16, 708,807,630.42 and 254,293,549.56

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Solution

The fourth proportional to 472,540,403.16, 708,807,630.42 and 254,293,549.56 is: 381,438,723.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,540,403.16 : 708,807,630.42 = 254,293,549.56 : x
  2. Step 2: Convert to fraction form
    472,540,403.16/708,807,630.42 = 254,293,549.56/x
  3. Step 3: Cross multiply
    472,540,403.16x = 708,807,630.42 × 254,293,549.56
  4. Step 4: Simplify right side
    472,540,403.16x = 180,245,208,294,714,432
  5. Step 5: Solve for x
    x = 180,245,208,294,714,432/472,540,403.16
  6. Step 6: Final answer
    x = 381,438,723.74

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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.