Home / 3,992,401,619.40-5,988,435,959.09-1,044,615,973.71

Finding the Fourth Proportional to 3,992,401,619.40, 5,988,435,959.09 and 1,044,615,973.71

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Solution

The fourth proportional to 3,992,401,619.40, 5,988,435,959.09 and 1,044,615,973.71 is: 1,566,880,403.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,401,619.40 : 5,988,435,959.09 = 1,044,615,973.71 : x
  2. Step 2: Convert to fraction form
    3,992,401,619.40/5,988,435,959.09 = 1,044,615,973.71/x
  3. Step 3: Cross multiply
    3,992,401,619.40x = 5,988,435,959.09 × 1,044,615,973.71
  4. Step 4: Simplify right side
    3,992,401,619.40x = 6,255,615,860,404,777,984
  5. Step 5: Solve for x
    x = 6,255,615,860,404,777,984/3,992,401,619.40
  6. Step 6: Final answer
    x = 1,566,880,403.52

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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.