Home / 199,038,249.60-298,690,084.80-91,277,404.80

Finding the Fourth Proportional to 199,038,249.60, 298,690,084.80 and 91,277,404.80

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Solution

The fourth proportional to 199,038,249.60, 298,690,084.80 and 91,277,404.80 is: 136,976,967.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,038,249.60 : 298,690,084.80 = 91,277,404.80 : x
  2. Step 2: Convert to fraction form
    199,038,249.60/298,690,084.80 = 91,277,404.80/x
  3. Step 3: Cross multiply
    199,038,249.60x = 298,690,084.80 × 91,277,404.80
  4. Step 4: Simplify right side
    199,038,249.60x = 27,263,655,780,035,928
  5. Step 5: Solve for x
    x = 27,263,655,780,035,928/199,038,249.60
  6. Step 6: Final answer
    x = 136,976,967.16

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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.