Home / 348,034,110-480,277,479.96-191,401,213.20

Finding the Fourth Proportional to 348,034,110, 480,277,479.96 and 191,401,213.20

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Solution

The fourth proportional to 348,034,110, 480,277,479.96 and 191,401,213.20 is: 264,128,399.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,034,110 : 480,277,479.96 = 191,401,213.20 : x
  2. Step 2: Convert to fraction form
    348,034,110/480,277,479.96 = 191,401,213.20/x
  3. Step 3: Cross multiply
    348,034,110x = 480,277,479.96 × 191,401,213.20
  4. Step 4: Simplify right side
    348,034,110x = 91,925,692,336,982,672
  5. Step 5: Solve for x
    x = 91,925,692,336,982,672/348,034,110
  6. Step 6: Final answer
    x = 264,128,399.19

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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.