Home / 1,942,602,489.24-2,681,666,904.42-1,238,700,617.88

Finding the Fourth Proportional to 1,942,602,489.24, 2,681,666,904.42 and 1,238,700,617.88

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Solution

The fourth proportional to 1,942,602,489.24, 2,681,666,904.42 and 1,238,700,617.88 is: 1,709,965,095.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,602,489.24 : 2,681,666,904.42 = 1,238,700,617.88 : x
  2. Step 2: Convert to fraction form
    1,942,602,489.24/2,681,666,904.42 = 1,238,700,617.88/x
  3. Step 3: Cross multiply
    1,942,602,489.24x = 2,681,666,904.42 × 1,238,700,617.88
  4. Step 4: Simplify right side
    1,942,602,489.24x = 3,321,782,451,453,401,088
  5. Step 5: Solve for x
    x = 3,321,782,451,453,401,088/1,942,602,489.24
  6. Step 6: Final answer
    x = 1,709,965,095.72

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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.