Home / 99,342,645.10-149,184,002.85-53,993,013.10

Finding the Fourth Proportional to 99,342,645.10, 149,184,002.85 and 53,993,013.10

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Solution

The fourth proportional to 99,342,645.10, 149,184,002.85 and 53,993,013.10 is: 81,081,934.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,342,645.10 : 149,184,002.85 = 53,993,013.10 : x
  2. Step 2: Convert to fraction form
    99,342,645.10/149,184,002.85 = 53,993,013.10/x
  3. Step 3: Cross multiply
    99,342,645.10x = 149,184,002.85 × 53,993,013.10
  4. Step 4: Simplify right side
    99,342,645.10x = 8,054,893,820,190,487
  5. Step 5: Solve for x
    x = 8,054,893,820,190,487/99,342,645.10
  6. Step 6: Final answer
    x = 81,081,934.27

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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.