Home / 283,812,005.80-425,718,008.70-279,029,036.80

Finding the Fourth Proportional to 283,812,005.80, 425,718,008.70 and 279,029,036.80

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Solution

The fourth proportional to 283,812,005.80, 425,718,008.70 and 279,029,036.80 is: 418,543,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,812,005.80 : 425,718,008.70 = 279,029,036.80 : x
  2. Step 2: Convert to fraction form
    283,812,005.80/425,718,008.70 = 279,029,036.80/x
  3. Step 3: Cross multiply
    283,812,005.80x = 425,718,008.70 × 279,029,036.80
  4. Step 4: Simplify right side
    283,812,005.80x = 118,787,685,915,975,024
  5. Step 5: Solve for x
    x = 118,787,685,915,975,024/283,812,005.80
  6. Step 6: Final answer
    x = 418,543,555.20

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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.