Home / 875,571,169,989.69-1,313,554,793,520.80-472,645,991,895.75

Finding the Fourth Proportional to 875,571,169,989.69, 1,313,554,793,520.80 and 472,645,991,895.75

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Solution

The fourth proportional to 875,571,169,989.69, 1,313,554,793,520.80 and 472,645,991,895.75 is: 709,075,891,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,571,169,989.69 : 1,313,554,793,520.80 = 472,645,991,895.75 : x
  2. Step 2: Convert to fraction form
    875,571,169,989.69/1,313,554,793,520.80 = 472,645,991,895.75/x
  3. Step 3: Cross multiply
    875,571,169,989.69x = 1,313,554,793,520.80 × 472,645,991,895.75
  4. Step 4: Simplify right side
    875,571,169,989.69x = 620,846,408,293,055,612,321,792
  5. Step 5: Solve for x
    x = 620,846,408,293,055,612,321,792/875,571,169,989.69
  6. Step 6: Final answer
    x = 709,075,891,912.21

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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.