Home / 163,301,434.20-244,616,228.10-82,567,891.80

Finding the Fourth Proportional to 163,301,434.20, 244,616,228.10 and 82,567,891.80

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Solution

The fourth proportional to 163,301,434.20, 244,616,228.10 and 82,567,891.80 is: 123,681,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,301,434.20 : 244,616,228.10 = 82,567,891.80 : x
  2. Step 2: Convert to fraction form
    163,301,434.20/244,616,228.10 = 82,567,891.80/x
  3. Step 3: Cross multiply
    163,301,434.20x = 244,616,228.10 × 82,567,891.80
  4. Step 4: Simplify right side
    163,301,434.20x = 20,197,446,254,284,920
  5. Step 5: Solve for x
    x = 20,197,446,254,284,920/163,301,434.20
  6. Step 6: Final answer
    x = 123,681,989.40

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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.