Home / 242,768,042.91-335,050,582.98-159,206,474.40

Finding the Fourth Proportional to 242,768,042.91, 335,050,582.98 and 159,206,474.40

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Solution

The fourth proportional to 242,768,042.91, 335,050,582.98 and 159,206,474.40 is: 219,725,056.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,768,042.91 : 335,050,582.98 = 159,206,474.40 : x
  2. Step 2: Convert to fraction form
    242,768,042.91/335,050,582.98 = 159,206,474.40/x
  3. Step 3: Cross multiply
    242,768,042.91x = 335,050,582.98 × 159,206,474.40
  4. Step 4: Simplify right side
    242,768,042.91x = 53,342,222,061,910,448
  5. Step 5: Solve for x
    x = 53,342,222,061,910,448/242,768,042.91
  6. Step 6: Final answer
    x = 219,725,056.98

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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.