Home / 2,668,971,966.90-3,683,181,255.78-1,479,537,921.57

Finding the Fourth Proportional to 2,668,971,966.90, 3,683,181,255.78 and 1,479,537,921.57

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Solution

The fourth proportional to 2,668,971,966.90, 3,683,181,255.78 and 1,479,537,921.57 is: 2,041,762,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,971,966.90 : 3,683,181,255.78 = 1,479,537,921.57 : x
  2. Step 2: Convert to fraction form
    2,668,971,966.90/3,683,181,255.78 = 1,479,537,921.57/x
  3. Step 3: Cross multiply
    2,668,971,966.90x = 3,683,181,255.78 × 1,479,537,921.57
  4. Step 4: Simplify right side
    2,668,971,966.90x = 5,449,406,339,926,032,384
  5. Step 5: Solve for x
    x = 5,449,406,339,926,032,384/2,668,971,966.90
  6. Step 6: Final answer
    x = 2,041,762,299.31

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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.