Home / 219,780,226.80-329,882,916.60-133,686,784.80

Finding the Fourth Proportional to 219,780,226.80, 329,882,916.60 and 133,686,784.80

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Solution

The fourth proportional to 219,780,226.80, 329,882,916.60 and 133,686,784.80 is: 200,659,482.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,780,226.80 : 329,882,916.60 = 133,686,784.80 : x
  2. Step 2: Convert to fraction form
    219,780,226.80/329,882,916.60 = 133,686,784.80/x
  3. Step 3: Cross multiply
    219,780,226.80x = 329,882,916.60 × 133,686,784.80
  4. Step 4: Simplify right side
    219,780,226.80x = 44,100,986,480,700,552
  5. Step 5: Solve for x
    x = 44,100,986,480,700,552/219,780,226.80
  6. Step 6: Final answer
    x = 200,659,482.08

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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.