Home / 319,515,393.32-440,897,652.61-185,527,118.29

Finding the Fourth Proportional to 319,515,393.32, 440,897,652.61 and 185,527,118.29

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Solution

The fourth proportional to 319,515,393.32, 440,897,652.61 and 185,527,118.29 is: 256,007,919.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,515,393.32 : 440,897,652.61 = 185,527,118.29 : x
  2. Step 2: Convert to fraction form
    319,515,393.32/440,897,652.61 = 185,527,118.29/x
  3. Step 3: Cross multiply
    319,515,393.32x = 440,897,652.61 × 185,527,118.29
  4. Step 4: Simplify right side
    319,515,393.32x = 81,798,470,947,992,736
  5. Step 5: Solve for x
    x = 81,798,470,947,992,736/319,515,393.32
  6. Step 6: Final answer
    x = 256,007,919.05

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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.