Home / 109,837,293.45-151,565,446.35-65,175,568.53

Finding the Fourth Proportional to 109,837,293.45, 151,565,446.35 and 65,175,568.53

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Solution

The fourth proportional to 109,837,293.45, 151,565,446.35 and 65,175,568.53 is: 89,936,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,837,293.45 : 151,565,446.35 = 65,175,568.53 : x
  2. Step 2: Convert to fraction form
    109,837,293.45/151,565,446.35 = 65,175,568.53/x
  3. Step 3: Cross multiply
    109,837,293.45x = 151,565,446.35 × 65,175,568.53
  4. Step 4: Simplify right side
    109,837,293.45x = 9,878,364,135,364,464
  5. Step 5: Solve for x
    x = 9,878,364,135,364,464/109,837,293.45
  6. Step 6: Final answer
    x = 89,936,339.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.