Home / 348,772,392.11-522,976,932.91-164,490,388.42

Finding the Fourth Proportional to 348,772,392.11, 522,976,932.91 and 164,490,388.42

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Solution

The fourth proportional to 348,772,392.11, 522,976,932.91 and 164,490,388.42 is: 246,649,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,772,392.11 : 522,976,932.91 = 164,490,388.42 : x
  2. Step 2: Convert to fraction form
    348,772,392.11/522,976,932.91 = 164,490,388.42/x
  3. Step 3: Cross multiply
    348,772,392.11x = 522,976,932.91 × 164,490,388.42
  4. Step 4: Simplify right side
    348,772,392.11x = 86,024,678,827,758,736
  5. Step 5: Solve for x
    x = 86,024,678,827,758,736/348,772,392.11
  6. Step 6: Final answer
    x = 246,649,909.15

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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.