Home / 3,986,774,502.42-5,501,806,545.12-2,202,668,988.42

Finding the Fourth Proportional to 3,986,774,502.42, 5,501,806,545.12 and 2,202,668,988.42

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Solution

The fourth proportional to 3,986,774,502.42, 5,501,806,545.12 and 2,202,668,988.42 is: 3,039,715,100.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,774,502.42 : 5,501,806,545.12 = 2,202,668,988.42 : x
  2. Step 2: Convert to fraction form
    3,986,774,502.42/5,501,806,545.12 = 2,202,668,988.42/x
  3. Step 3: Cross multiply
    3,986,774,502.42x = 5,501,806,545.12 × 2,202,668,988.42
  4. Step 4: Simplify right side
    3,986,774,502.42x = 12,118,658,657,222,004,736
  5. Step 5: Solve for x
    x = 12,118,658,657,222,004,736/3,986,774,502.42
  6. Step 6: Final answer
    x = 3,039,715,100.48

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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.