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Finding the Fourth Proportional to 99,684,069.08, 149,526,103.62 and 99,684,069.08

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Solution

The fourth proportional to 99,684,069.08, 149,526,103.62 and 99,684,069.08 is: 149,526,103.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,684,069.08 : 149,526,103.62 = 99,684,069.08 : x
  2. Step 2: Convert to fraction form
    99,684,069.08/149,526,103.62 = 99,684,069.08/x
  3. Step 3: Cross multiply
    99,684,069.08x = 149,526,103.62 × 99,684,069.08
  4. Step 4: Simplify right side
    99,684,069.08x = 14,905,370,442,519,318
  5. Step 5: Solve for x
    x = 14,905,370,442,519,318/99,684,069.08
  6. Step 6: Final answer
    x = 149,526,103.62

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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.