Home / 45,163,663,365.28-67,753,213,070.14-18,619,669,630.12

Finding the Fourth Proportional to 45,163,663,365.28, 67,753,213,070.14 and 18,619,669,630.12

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Solution

The fourth proportional to 45,163,663,365.28, 67,753,213,070.14 and 18,619,669,630.12 is: 27,932,686,362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163,663,365.28 : 67,753,213,070.14 = 18,619,669,630.12 : x
  2. Step 2: Convert to fraction form
    45,163,663,365.28/67,753,213,070.14 = 18,619,669,630.12/x
  3. Step 3: Cross multiply
    45,163,663,365.28x = 67,753,213,070.14 × 18,619,669,630.12
  4. Step 4: Simplify right side
    45,163,663,365.28x = 1,261,542,443,745,135,034,368
  5. Step 5: Solve for x
    x = 1,261,542,443,745,135,034,368/45,163,663,365.28
  6. Step 6: Final answer
    x = 27,932,686,362.08

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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.