Home / 251,081,923.84-376,624,088.61-76,206,476.90

Finding the Fourth Proportional to 251,081,923.84, 376,624,088.61 and 76,206,476.90

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Solution

The fourth proportional to 251,081,923.84, 376,624,088.61 and 76,206,476.90 is: 114,310,080.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,081,923.84 : 376,624,088.61 = 76,206,476.90 : x
  2. Step 2: Convert to fraction form
    251,081,923.84/376,624,088.61 = 76,206,476.90/x
  3. Step 3: Cross multiply
    251,081,923.84x = 376,624,088.61 × 76,206,476.90
  4. Step 4: Simplify right side
    251,081,923.84x = 28,701,194,908,260,488
  5. Step 5: Solve for x
    x = 28,701,194,908,260,488/251,081,923.84
  6. Step 6: Final answer
    x = 114,310,080.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.