Home / 144,872,257.10-217,308,385.65-47,842,940.30

Finding the Fourth Proportional to 144,872,257.10, 217,308,385.65 and 47,842,940.30

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Solution

The fourth proportional to 144,872,257.10, 217,308,385.65 and 47,842,940.30 is: 71,764,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,872,257.10 : 217,308,385.65 = 47,842,940.30 : x
  2. Step 2: Convert to fraction form
    144,872,257.10/217,308,385.65 = 47,842,940.30/x
  3. Step 3: Cross multiply
    144,872,257.10x = 217,308,385.65 × 47,842,940.30
  4. Step 4: Simplify right side
    144,872,257.10x = 10,396,672,121,342,326
  5. Step 5: Solve for x
    x = 10,396,672,121,342,326/144,872,257.10
  6. Step 6: Final answer
    x = 71,764,410.45

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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.