Home / 152,375,960.43-210,277,669.65-82,761,839.54

Finding the Fourth Proportional to 152,375,960.43, 210,277,669.65 and 82,761,839.54

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Solution

The fourth proportional to 152,375,960.43, 210,277,669.65 and 82,761,839.54 is: 114,210,710.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,375,960.43 : 210,277,669.65 = 82,761,839.54 : x
  2. Step 2: Convert to fraction form
    152,375,960.43/210,277,669.65 = 82,761,839.54/x
  3. Step 3: Cross multiply
    152,375,960.43x = 210,277,669.65 × 82,761,839.54
  4. Step 4: Simplify right side
    152,375,960.43x = 17,402,966,752,953,230
  5. Step 5: Solve for x
    x = 17,402,966,752,953,230/152,375,960.43
  6. Step 6: Final answer
    x = 114,210,710.82

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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.