Home / 99,342,643.10-149,183,999.85-53,993,011.10

Finding the Fourth Proportional to 99,342,643.10, 149,183,999.85 and 53,993,011.10

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Solution

The fourth proportional to 99,342,643.10, 149,183,999.85 and 53,993,011.10 is: 81,081,931.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,342,643.10 : 149,183,999.85 = 53,993,011.10 : x
  2. Step 2: Convert to fraction form
    99,342,643.10/149,183,999.85 = 53,993,011.10/x
  3. Step 3: Cross multiply
    99,342,643.10x = 149,183,999.85 × 53,993,011.10
  4. Step 4: Simplify right side
    99,342,643.10x = 8,054,893,359,843,448
  5. Step 5: Solve for x
    x = 8,054,893,359,843,448/99,342,643.10
  6. Step 6: Final answer
    x = 81,081,931.27

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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.