Home / 755,364,364.65-1,042,378,377.66-433,545,302.61

Finding the Fourth Proportional to 755,364,364.65, 1,042,378,377.66 and 433,545,302.61

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Solution

The fourth proportional to 755,364,364.65, 1,042,378,377.66 and 433,545,302.61 is: 598,278,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,364,364.65 : 1,042,378,377.66 = 433,545,302.61 : x
  2. Step 2: Convert to fraction form
    755,364,364.65/1,042,378,377.66 = 433,545,302.61/x
  3. Step 3: Cross multiply
    755,364,364.65x = 1,042,378,377.66 × 433,545,302.61
  4. Step 4: Simplify right side
    755,364,364.65x = 451,918,249,176,725,568
  5. Step 5: Solve for x
    x = 451,918,249,176,725,568/755,364,364.65
  6. Step 6: Final answer
    x = 598,278,486.95

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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.