Home / 99,885,513.60-149,838,249.60-27,103,449.60

Finding the Fourth Proportional to 99,885,513.60, 149,838,249.60 and 27,103,449.60

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Solution

The fourth proportional to 99,885,513.60, 149,838,249.60 and 27,103,449.60 is: 40,657,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,885,513.60 : 149,838,249.60 = 27,103,449.60 : x
  2. Step 2: Convert to fraction form
    99,885,513.60/149,838,249.60 = 27,103,449.60/x
  3. Step 3: Cross multiply
    99,885,513.60x = 149,838,249.60 × 27,103,449.60
  4. Step 4: Simplify right side
    99,885,513.60x = 4,061,133,446,185,820
  5. Step 5: Solve for x
    x = 4,061,133,446,185,820/99,885,513.60
  6. Step 6: Final answer
    x = 40,657,882.21

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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.