Home / 247,632,205.40-371,448,308.10-166,002,867.80

Finding the Fourth Proportional to 247,632,205.40, 371,448,308.10 and 166,002,867.80

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Solution

The fourth proportional to 247,632,205.40, 371,448,308.10 and 166,002,867.80 is: 249,004,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,632,205.40 : 371,448,308.10 = 166,002,867.80 : x
  2. Step 2: Convert to fraction form
    247,632,205.40/371,448,308.10 = 166,002,867.80/x
  3. Step 3: Cross multiply
    247,632,205.40x = 371,448,308.10 × 166,002,867.80
  4. Step 4: Simplify right side
    247,632,205.40x = 61,661,484,384,057,976
  5. Step 5: Solve for x
    x = 61,661,484,384,057,976/247,632,205.40
  6. Step 6: Final answer
    x = 249,004,301.70

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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.