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Finding the Fourth Proportional to 89,687,466.90, 134,318,623.95 and 89,687,466.90

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Solution

The fourth proportional to 89,687,466.90, 134,318,623.95 and 89,687,466.90 is: 134,318,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,687,466.90 : 134,318,623.95 = 89,687,466.90 : x
  2. Step 2: Convert to fraction form
    89,687,466.90/134,318,623.95 = 89,687,466.90/x
  3. Step 3: Cross multiply
    89,687,466.90x = 134,318,623.95 × 89,687,466.90
  4. Step 4: Simplify right side
    89,687,466.90x = 12,046,697,139,569,172
  5. Step 5: Solve for x
    x = 12,046,697,139,569,172/89,687,466.90
  6. Step 6: Final answer
    x = 134,318,623.95

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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.