Home / 144,853,432.70-217,280,149.05-68,325,928.70

Finding the Fourth Proportional to 144,853,432.70, 217,280,149.05 and 68,325,928.70

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Solution

The fourth proportional to 144,853,432.70, 217,280,149.05 and 68,325,928.70 is: 102,488,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,853,432.70 : 217,280,149.05 = 68,325,928.70 : x
  2. Step 2: Convert to fraction form
    144,853,432.70/217,280,149.05 = 68,325,928.70/x
  3. Step 3: Cross multiply
    144,853,432.70x = 217,280,149.05 × 68,325,928.70
  4. Step 4: Simplify right side
    144,853,432.70x = 14,845,867,971,915,674
  5. Step 5: Solve for x
    x = 14,845,867,971,915,674/144,853,432.70
  6. Step 6: Final answer
    x = 102,488,893.05

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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.