Home / 4,087,651,107.30-6,131,388,545.88-1,139,852,135.94

Finding the Fourth Proportional to 4,087,651,107.30, 6,131,388,545.88 and 1,139,852,135.94

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Solution

The fourth proportional to 4,087,651,107.30, 6,131,388,545.88 and 1,139,852,135.94 is: 1,709,753,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,651,107.30 : 6,131,388,545.88 = 1,139,852,135.94 : x
  2. Step 2: Convert to fraction form
    4,087,651,107.30/6,131,388,545.88 = 1,139,852,135.94/x
  3. Step 3: Cross multiply
    4,087,651,107.30x = 6,131,388,545.88 × 1,139,852,135.94
  4. Step 4: Simplify right side
    4,087,651,107.30x = 6,988,876,330,299,369,472
  5. Step 5: Solve for x
    x = 6,988,876,330,299,369,472/4,087,651,107.30
  6. Step 6: Final answer
    x = 1,709,753,632.79

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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.