Home / 2,113,735,310,939-3,169,305,386,887.50-821,437,646,624.66

Finding the Fourth Proportional to 2,113,735,310,939, 3,169,305,386,887.50 and 821,437,646,624.66

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Solution

The fourth proportional to 2,113,735,310,939, 3,169,305,386,887.50 and 821,437,646,624.66 is: 1,231,652,205,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,735,310,939 : 3,169,305,386,887.50 = 821,437,646,624.66 : x
  2. Step 2: Convert to fraction form
    2,113,735,310,939/3,169,305,386,887.50 = 821,437,646,624.66/x
  3. Step 3: Cross multiply
    2,113,735,310,939x = 3,169,305,386,887.50 × 821,437,646,624.66
  4. Step 4: Simplify right side
    2,113,735,310,939x = 2,603,386,758,439,725,506,232,320
  5. Step 5: Solve for x
    x = 2,603,386,758,439,725,506,232,320/2,113,735,310,939
  6. Step 6: Final answer
    x = 1,231,652,205,915.60

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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.