Home / 293,328,496.40-439,992,744.60-157,279,600.40

Finding the Fourth Proportional to 293,328,496.40, 439,992,744.60 and 157,279,600.40

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Solution

The fourth proportional to 293,328,496.40, 439,992,744.60 and 157,279,600.40 is: 235,919,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,328,496.40 : 439,992,744.60 = 157,279,600.40 : x
  2. Step 2: Convert to fraction form
    293,328,496.40/439,992,744.60 = 157,279,600.40/x
  3. Step 3: Cross multiply
    293,328,496.40x = 439,992,744.60 × 157,279,600.40
  4. Step 4: Simplify right side
    293,328,496.40x = 69,201,883,049,587,264
  5. Step 5: Solve for x
    x = 69,201,883,049,587,264/293,328,496.40
  6. Step 6: Final answer
    x = 235,919,400.60

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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.