Home / 306,560,028.80-459,840,043.20-136,358,940.80

Finding the Fourth Proportional to 306,560,028.80, 459,840,043.20 and 136,358,940.80

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Solution

The fourth proportional to 306,560,028.80, 459,840,043.20 and 136,358,940.80 is: 204,538,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,560,028.80 : 459,840,043.20 = 136,358,940.80 : x
  2. Step 2: Convert to fraction form
    306,560,028.80/459,840,043.20 = 136,358,940.80/x
  3. Step 3: Cross multiply
    306,560,028.80x = 459,840,043.20 × 136,358,940.80
  4. Step 4: Simplify right side
    306,560,028.80x = 62,703,301,228,178,248
  5. Step 5: Solve for x
    x = 62,703,301,228,178,248/306,560,028.80
  6. Step 6: Final answer
    x = 204,538,411.20

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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.