Home / 2,105,798,765,813.60-3,156,493,559,273.50-881,259,479,702.25

Finding the Fourth Proportional to 2,105,798,765,813.60, 3,156,493,559,273.50 and 881,259,479,702.25

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Solution

The fourth proportional to 2,105,798,765,813.60, 3,156,493,559,273.50 and 881,259,479,702.25 is: 1,320,966,616,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,798,765,813.60 : 3,156,493,559,273.50 = 881,259,479,702.25 : x
  2. Step 2: Convert to fraction form
    2,105,798,765,813.60/3,156,493,559,273.50 = 881,259,479,702.25/x
  3. Step 3: Cross multiply
    2,105,798,765,813.60x = 3,156,493,559,273.50 × 881,259,479,702.25
  4. Step 4: Simplify right side
    2,105,798,765,813.60x = 2,781,689,871,728,867,968,811,008
  5. Step 5: Solve for x
    x = 2,781,689,871,728,867,968,811,008/2,105,798,765,813.60
  6. Step 6: Final answer
    x = 1,320,966,616,985.42

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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.