Home / 262,588,678.56-393,530,931.12-204,366,656.16

Finding the Fourth Proportional to 262,588,678.56, 393,530,931.12 and 204,366,656.16

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Solution

The fourth proportional to 262,588,678.56, 393,530,931.12 and 204,366,656.16 is: 306,275,963.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,588,678.56 : 393,530,931.12 = 204,366,656.16 : x
  2. Step 2: Convert to fraction form
    262,588,678.56/393,530,931.12 = 204,366,656.16/x
  3. Step 3: Cross multiply
    262,588,678.56x = 393,530,931.12 × 204,366,656.16
  4. Step 4: Simplify right side
    262,588,678.56x = 80,424,600,488,525,680
  5. Step 5: Solve for x
    x = 80,424,600,488,525,680/262,588,678.56
  6. Step 6: Final answer
    x = 306,275,963.34

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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.