Home / 1,180,251,104.40-1,770,376,656.60-362,257,117.20

Finding the Fourth Proportional to 1,180,251,104.40, 1,770,376,656.60 and 362,257,117.20

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Solution

The fourth proportional to 1,180,251,104.40, 1,770,376,656.60 and 362,257,117.20 is: 543,385,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,251,104.40 : 1,770,376,656.60 = 362,257,117.20 : x
  2. Step 2: Convert to fraction form
    1,180,251,104.40/1,770,376,656.60 = 362,257,117.20/x
  3. Step 3: Cross multiply
    1,180,251,104.40x = 1,770,376,656.60 × 362,257,117.20
  4. Step 4: Simplify right side
    1,180,251,104.40x = 641,331,543,978,090,240
  5. Step 5: Solve for x
    x = 641,331,543,978,090,240/1,180,251,104.40
  6. Step 6: Final answer
    x = 543,385,675.80

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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.