Home / 144,872,364.60-217,308,546.90-47,843,047.80

Finding the Fourth Proportional to 144,872,364.60, 217,308,546.90 and 47,843,047.80

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Solution

The fourth proportional to 144,872,364.60, 217,308,546.90 and 47,843,047.80 is: 71,764,571.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,872,364.60 : 217,308,546.90 = 47,843,047.80 : x
  2. Step 2: Convert to fraction form
    144,872,364.60/217,308,546.90 = 47,843,047.80/x
  3. Step 3: Cross multiply
    144,872,364.60x = 217,308,546.90 × 47,843,047.80
  4. Step 4: Simplify right side
    144,872,364.60x = 10,396,703,196,685,242
  5. Step 5: Solve for x
    x = 10,396,703,196,685,242/144,872,364.60
  6. Step 6: Final answer
    x = 71,764,571.70

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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.