Home / 342,546,883.47-472,715,167.32-185,913,992.88

Finding the Fourth Proportional to 342,546,883.47, 472,715,167.32 and 185,913,992.88

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Solution

The fourth proportional to 342,546,883.47, 472,715,167.32 and 185,913,992.88 is: 256,561,564.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,546,883.47 : 472,715,167.32 = 185,913,992.88 : x
  2. Step 2: Convert to fraction form
    342,546,883.47/472,715,167.32 = 185,913,992.88/x
  3. Step 3: Cross multiply
    342,546,883.47x = 472,715,167.32 × 185,913,992.88
  4. Step 4: Simplify right side
    342,546,883.47x = 87,884,364,251,398,480
  5. Step 5: Solve for x
    x = 87,884,364,251,398,480/342,546,883.47
  6. Step 6: Final answer
    x = 256,561,564.25

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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.