Home / 952,697,874.38-1,428,888,308.69-288,553,991.01

Finding the Fourth Proportional to 952,697,874.38, 1,428,888,308.69 and 288,553,991.01

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Solution

The fourth proportional to 952,697,874.38, 1,428,888,308.69 and 288,553,991.01 is: 432,782,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,697,874.38 : 1,428,888,308.69 = 288,553,991.01 : x
  2. Step 2: Convert to fraction form
    952,697,874.38/1,428,888,308.69 = 288,553,991.01/x
  3. Step 3: Cross multiply
    952,697,874.38x = 1,428,888,308.69 × 288,553,991.01
  4. Step 4: Simplify right side
    952,697,874.38x = 412,311,424,178,585,536
  5. Step 5: Solve for x
    x = 412,311,424,178,585,536/952,697,874.38
  6. Step 6: Final answer
    x = 432,782,979.02

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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.