Home / 7,891,918,356.26-11,836,447,072.14-3,170,050,013.72

Finding the Fourth Proportional to 7,891,918,356.26, 11,836,447,072.14 and 3,170,050,013.72

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Solution

The fourth proportional to 7,891,918,356.26, 11,836,447,072.14 and 3,170,050,013.72 is: 4,754,500,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891,918,356.26 : 11,836,447,072.14 = 3,170,050,013.72 : x
  2. Step 2: Convert to fraction form
    7,891,918,356.26/11,836,447,072.14 = 3,170,050,013.72/x
  3. Step 3: Cross multiply
    7,891,918,356.26x = 11,836,447,072.14 × 3,170,050,013.72
  4. Step 4: Simplify right side
    7,891,918,356.26x = 37,522,129,203,433,455,616
  5. Step 5: Solve for x
    x = 37,522,129,203,433,455,616/7,891,918,356.26
  6. Step 6: Final answer
    x = 4,754,500,428.11

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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.