Home / 1,810,781,061,772.40-2,498,885,634,052.60-987,735,955,307.48

Finding the Fourth Proportional to 1,810,781,061,772.40, 2,498,885,634,052.60 and 987,735,955,307.48

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Solution

The fourth proportional to 1,810,781,061,772.40, 2,498,885,634,052.60 and 987,735,955,307.48 is: 1,363,079,856,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,781,061,772.40 : 2,498,885,634,052.60 = 987,735,955,307.48 : x
  2. Step 2: Convert to fraction form
    1,810,781,061,772.40/2,498,885,634,052.60 = 987,735,955,307.48/x
  3. Step 3: Cross multiply
    1,810,781,061,772.40x = 2,498,885,634,052.60 × 987,735,955,307.48
  4. Step 4: Simplify right side
    1,810,781,061,772.40x = 2,468,239,188,955,083,040,620,544
  5. Step 5: Solve for x
    x = 2,468,239,188,955,083,040,620,544/1,810,781,061,772.40
  6. Step 6: Final answer
    x = 1,363,079,856,014.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.