Home / 1,986,758,506.47-2,740,865,243.33-1,182,535,058.33

Finding the Fourth Proportional to 1,986,758,506.47, 2,740,865,243.33 and 1,182,535,058.33

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Solution

The fourth proportional to 1,986,758,506.47, 2,740,865,243.33 and 1,182,535,058.33 is: 1,631,385,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,758,506.47 : 2,740,865,243.33 = 1,182,535,058.33 : x
  2. Step 2: Convert to fraction form
    1,986,758,506.47/2,740,865,243.33 = 1,182,535,058.33/x
  3. Step 3: Cross multiply
    1,986,758,506.47x = 2,740,865,243.33 × 1,182,535,058.33
  4. Step 4: Simplify right side
    1,986,758,506.47x = 3,241,169,240,385,163,264
  5. Step 5: Solve for x
    x = 3,241,169,240,385,163,264/1,986,758,506.47
  6. Step 6: Final answer
    x = 1,631,385,611.20

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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.