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Finding the Fourth Proportional to 99,663,899.93, 149,495,849.91 and 99,663,899.93

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Solution

The fourth proportional to 99,663,899.93, 149,495,849.91 and 99,663,899.93 is: 149,495,849.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,663,899.93 : 149,495,849.91 = 99,663,899.93 : x
  2. Step 2: Convert to fraction form
    99,663,899.93/149,495,849.91 = 99,663,899.93/x
  3. Step 3: Cross multiply
    99,663,899.93x = 149,495,849.91 × 99,663,899.93
  4. Step 4: Simplify right side
    99,663,899.93x = 14,899,339,425,380,540
  5. Step 5: Solve for x
    x = 14,899,339,425,380,540/99,663,899.93
  6. Step 6: Final answer
    x = 149,495,849.91

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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.