Home / 539,009,960.10-808,514,940.15-216,125,556.90

Finding the Fourth Proportional to 539,009,960.10, 808,514,940.15 and 216,125,556.90

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Solution

The fourth proportional to 539,009,960.10, 808,514,940.15 and 216,125,556.90 is: 324,188,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,009,960.10 : 808,514,940.15 = 216,125,556.90 : x
  2. Step 2: Convert to fraction form
    539,009,960.10/808,514,940.15 = 216,125,556.90/x
  3. Step 3: Cross multiply
    539,009,960.10x = 808,514,940.15 × 216,125,556.90
  4. Step 4: Simplify right side
    539,009,960.10x = 174,740,741,701,888,928
  5. Step 5: Solve for x
    x = 174,740,741,701,888,928/539,009,960.10
  6. Step 6: Final answer
    x = 324,188,335.35

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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.