Home / 344,958,465.20-517,689,640.20-242,921,793.20

Finding the Fourth Proportional to 344,958,465.20, 517,689,640.20 and 242,921,793.20

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Solution

The fourth proportional to 344,958,465.20, 517,689,640.20 and 242,921,793.20 is: 364,560,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,958,465.20 : 517,689,640.20 = 242,921,793.20 : x
  2. Step 2: Convert to fraction form
    344,958,465.20/517,689,640.20 = 242,921,793.20/x
  3. Step 3: Cross multiply
    344,958,465.20x = 517,689,640.20 × 242,921,793.20
  4. Step 4: Simplify right side
    344,958,465.20x = 125,758,095,718,446,800
  5. Step 5: Solve for x
    x = 125,758,095,718,446,800/344,958,465.20
  6. Step 6: Final answer
    x = 364,560,109.13

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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.