Home / 88,362,446,642.18-132,543,671,506.89-21,209,691,690.44

Finding the Fourth Proportional to 88,362,446,642.18, 132,543,671,506.89 and 21,209,691,690.44

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Solution

The fourth proportional to 88,362,446,642.18, 132,543,671,506.89 and 21,209,691,690.44 is: 31,814,537,906.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,362,446,642.18 : 132,543,671,506.89 = 21,209,691,690.44 : x
  2. Step 2: Convert to fraction form
    88,362,446,642.18/132,543,671,506.89 = 21,209,691,690.44/x
  3. Step 3: Cross multiply
    88,362,446,642.18x = 132,543,671,506.89 × 21,209,691,690.44
  4. Step 4: Simplify right side
    88,362,446,642.18x = 2,811,210,408,180,093,812,736
  5. Step 5: Solve for x
    x = 2,811,210,408,180,093,812,736/88,362,446,642.18
  6. Step 6: Final answer
    x = 31,814,537,906.18

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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.