Home / 3,959,832,806.40-5,932,946,764.80-1,885,087,142.40

Finding the Fourth Proportional to 3,959,832,806.40, 5,932,946,764.80 and 1,885,087,142.40

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Solution

The fourth proportional to 3,959,832,806.40, 5,932,946,764.80 and 1,885,087,142.40 is: 2,824,392,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,832,806.40 : 5,932,946,764.80 = 1,885,087,142.40 : x
  2. Step 2: Convert to fraction form
    3,959,832,806.40/5,932,946,764.80 = 1,885,087,142.40/x
  3. Step 3: Cross multiply
    3,959,832,806.40x = 5,932,946,764.80 × 1,885,087,142.40
  4. Step 4: Simplify right side
    3,959,832,806.40x = 11,184,121,662,868,158,464
  5. Step 5: Solve for x
    x = 11,184,121,662,868,158,464/3,959,832,806.40
  6. Step 6: Final answer
    x = 2,824,392,394.75

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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.