Home / 347,640,672,975.58-521,520,417,775.68-143,322,168,785.10

Finding the Fourth Proportional to 347,640,672,975.58, 521,520,417,775.68 and 143,322,168,785.10

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Solution

The fourth proportional to 347,640,672,975.58, 521,520,417,775.68 and 143,322,168,785.10 is: 215,007,745,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,640,672,975.58 : 521,520,417,775.68 = 143,322,168,785.10 : x
  2. Step 2: Convert to fraction form
    347,640,672,975.58/521,520,417,775.68 = 143,322,168,785.10/x
  3. Step 3: Cross multiply
    347,640,672,975.58x = 521,520,417,775.68 × 143,322,168,785.10
  4. Step 4: Simplify right side
    347,640,672,975.58x = 74,745,437,341,321,879,617,536
  5. Step 5: Solve for x
    x = 74,745,437,341,321,879,617,536/347,640,672,975.58
  6. Step 6: Final answer
    x = 215,007,745,502.13

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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.