Home / 144,846,176.70-217,269,265.05-68,318,672.70

Finding the Fourth Proportional to 144,846,176.70, 217,269,265.05 and 68,318,672.70

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Solution

The fourth proportional to 144,846,176.70, 217,269,265.05 and 68,318,672.70 is: 102,478,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,846,176.70 : 217,269,265.05 = 68,318,672.70 : x
  2. Step 2: Convert to fraction form
    144,846,176.70/217,269,265.05 = 68,318,672.70/x
  3. Step 3: Cross multiply
    144,846,176.70x = 217,269,265.05 × 68,318,672.70
  4. Step 4: Simplify right side
    144,846,176.70x = 14,843,547,806,720,500
  5. Step 5: Solve for x
    x = 14,843,547,806,720,500/144,846,176.70
  6. Step 6: Final answer
    x = 102,478,009.05

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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.