Home / 7,965,853,340-11,942,889,390.58-4,817,367,988.88

Finding the Fourth Proportional to 7,965,853,340, 11,942,889,390.58 and 4,817,367,988.88

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Solution

The fourth proportional to 7,965,853,340, 11,942,889,390.58 and 4,817,367,988.88 is: 7,222,489,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965,853,340 : 11,942,889,390.58 = 4,817,367,988.88 : x
  2. Step 2: Convert to fraction form
    7,965,853,340/11,942,889,390.58 = 4,817,367,988.88/x
  3. Step 3: Cross multiply
    7,965,853,340x = 11,942,889,390.58 × 4,817,367,988.88
  4. Step 4: Simplify right side
    7,965,853,340x = 57,533,293,044,917,010,432
  5. Step 5: Solve for x
    x = 57,533,293,044,917,010,432/7,965,853,340
  6. Step 6: Final answer
    x = 7,222,489,617.78

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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.