Home / 1,228,846,233.60-1,843,907,079.60-538,823,239.20

Finding the Fourth Proportional to 1,228,846,233.60, 1,843,907,079.60 and 538,823,239.20

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Solution

The fourth proportional to 1,228,846,233.60, 1,843,907,079.60 and 538,823,239.20 is: 808,514,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,846,233.60 : 1,843,907,079.60 = 538,823,239.20 : x
  2. Step 2: Convert to fraction form
    1,228,846,233.60/1,843,907,079.60 = 538,823,239.20/x
  3. Step 3: Cross multiply
    1,228,846,233.60x = 1,843,907,079.60 × 538,823,239.20
  4. Step 4: Simplify right side
    1,228,846,233.60x = 993,539,985,413,884,288
  5. Step 5: Solve for x
    x = 993,539,985,413,884,288/1,228,846,233.60
  6. Step 6: Final answer
    x = 808,514,489.65

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1.5x scale

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.