Home / 109,080,004.70-163,620,007.05-51,684,376.70

Finding the Fourth Proportional to 109,080,004.70, 163,620,007.05 and 51,684,376.70

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Solution

The fourth proportional to 109,080,004.70, 163,620,007.05 and 51,684,376.70 is: 77,526,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,080,004.70 : 163,620,007.05 = 51,684,376.70 : x
  2. Step 2: Convert to fraction form
    109,080,004.70/163,620,007.05 = 51,684,376.70/x
  3. Step 3: Cross multiply
    109,080,004.70x = 163,620,007.05 × 51,684,376.70
  4. Step 4: Simplify right side
    109,080,004.70x = 8,456,598,080,028,857
  5. Step 5: Solve for x
    x = 8,456,598,080,028,857/109,080,004.70
  6. Step 6: Final answer
    x = 77,526,565.05

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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.