Home / 79,607,908,229.90-119,428,653,561.03-25,820,866,550.52

Finding the Fourth Proportional to 79,607,908,229.90, 119,428,653,561.03 and 25,820,866,550.52

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Solution

The fourth proportional to 79,607,908,229.90, 119,428,653,561.03 and 25,820,866,550.52 is: 38,736,746,065.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,607,908,229.90 : 119,428,653,561.03 = 25,820,866,550.52 : x
  2. Step 2: Convert to fraction form
    79,607,908,229.90/119,428,653,561.03 = 25,820,866,550.52/x
  3. Step 3: Cross multiply
    79,607,908,229.90x = 119,428,653,561.03 × 25,820,866,550.52
  4. Step 4: Simplify right side
    79,607,908,229.90x = 3,083,751,325,907,640,909,824
  5. Step 5: Solve for x
    x = 3,083,751,325,907,640,909,824/79,607,908,229.90
  6. Step 6: Final answer
    x = 38,736,746,065.51

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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.