Home / 276,270,981.58-381,251,616.24-152,509,001.50

Finding the Fourth Proportional to 276,270,981.58, 381,251,616.24 and 152,509,001.50

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Solution

The fourth proportional to 276,270,981.58, 381,251,616.24 and 152,509,001.50 is: 210,461,131.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,270,981.58 : 381,251,616.24 = 152,509,001.50 : x
  2. Step 2: Convert to fraction form
    276,270,981.58/381,251,616.24 = 152,509,001.50/x
  3. Step 3: Cross multiply
    276,270,981.58x = 381,251,616.24 × 152,509,001.50
  4. Step 4: Simplify right side
    276,270,981.58x = 58,144,303,313,023,584
  5. Step 5: Solve for x
    x = 58,144,303,313,023,584/276,270,981.58
  6. Step 6: Final answer
    x = 210,461,131.24

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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.