Home / 152,250,963.86-210,105,800.34-82,636,344.56

Finding the Fourth Proportional to 152,250,963.86, 210,105,800.34 and 82,636,344.56

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Solution

The fourth proportional to 152,250,963.86, 210,105,800.34 and 82,636,344.56 is: 114,037,867.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,250,963.86 : 210,105,800.34 = 82,636,344.56 : x
  2. Step 2: Convert to fraction form
    152,250,963.86/210,105,800.34 = 82,636,344.56/x
  3. Step 3: Cross multiply
    152,250,963.86x = 210,105,800.34 × 82,636,344.56
  4. Step 4: Simplify right side
    152,250,963.86x = 17,362,375,310,950,806
  5. Step 5: Solve for x
    x = 17,362,375,310,950,806/152,250,963.86
  6. Step 6: Final answer
    x = 114,037,867.94

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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.