Home / 1,112,062,024.80-1,667,794,438.80-465,696,021.60

Finding the Fourth Proportional to 1,112,062,024.80, 1,667,794,438.80 and 465,696,021.60

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Solution

The fourth proportional to 1,112,062,024.80, 1,667,794,438.80 and 465,696,021.60 is: 698,418,988.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,062,024.80 : 1,667,794,438.80 = 465,696,021.60 : x
  2. Step 2: Convert to fraction form
    1,112,062,024.80/1,667,794,438.80 = 465,696,021.60/x
  3. Step 3: Cross multiply
    1,112,062,024.80x = 1,667,794,438.80 × 465,696,021.60
  4. Step 4: Simplify right side
    1,112,062,024.80x = 776,685,234,995,764,736
  5. Step 5: Solve for x
    x = 776,685,234,995,764,736/1,112,062,024.80
  6. Step 6: Final answer
    x = 698,418,988.94

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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.