Home / 229,032,904.20-343,549,356.30-138,333,640.20

Finding the Fourth Proportional to 229,032,904.20, 343,549,356.30 and 138,333,640.20

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Solution

The fourth proportional to 229,032,904.20, 343,549,356.30 and 138,333,640.20 is: 207,500,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,032,904.20 : 343,549,356.30 = 138,333,640.20 : x
  2. Step 2: Convert to fraction form
    229,032,904.20/343,549,356.30 = 138,333,640.20/x
  3. Step 3: Cross multiply
    229,032,904.20x = 343,549,356.30 × 138,333,640.20
  4. Step 4: Simplify right side
    229,032,904.20x = 47,524,433,045,345,800
  5. Step 5: Solve for x
    x = 47,524,433,045,345,800/229,032,904.20
  6. Step 6: Final answer
    x = 207,500,460.30

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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.