Home / 1,345,299,715.80-2,017,949,573.70-1,222,616,560.95

Finding the Fourth Proportional to 1,345,299,715.80, 2,017,949,573.70 and 1,222,616,560.95

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Solution

The fourth proportional to 1,345,299,715.80, 2,017,949,573.70 and 1,222,616,560.95 is: 1,833,924,841.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,299,715.80 : 2,017,949,573.70 = 1,222,616,560.95 : x
  2. Step 2: Convert to fraction form
    1,345,299,715.80/2,017,949,573.70 = 1,222,616,560.95/x
  3. Step 3: Cross multiply
    1,345,299,715.80x = 2,017,949,573.70 × 1,222,616,560.95
  4. Step 4: Simplify right side
    1,345,299,715.80x = 2,467,178,567,967,612,928
  5. Step 5: Solve for x
    x = 2,467,178,567,967,612,928/1,345,299,715.80
  6. Step 6: Final answer
    x = 1,833,924,841.43

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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.