Home / 189,813,383.53-284,260,290.44-131,357,259.19

Finding the Fourth Proportional to 189,813,383.53, 284,260,290.44 and 131,357,259.19

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Solution

The fourth proportional to 189,813,383.53, 284,260,290.44 and 131,357,259.19 is: 196,717,702.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,813,383.53 : 284,260,290.44 = 131,357,259.19 : x
  2. Step 2: Convert to fraction form
    189,813,383.53/284,260,290.44 = 131,357,259.19/x
  3. Step 3: Cross multiply
    189,813,383.53x = 284,260,290.44 × 131,357,259.19
  4. Step 4: Simplify right side
    189,813,383.53x = 37,339,652,647,658,848
  5. Step 5: Solve for x
    x = 37,339,652,647,658,848/189,813,383.53
  6. Step 6: Final answer
    x = 196,717,702.16

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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.