Home / 171,927,104.30-257,890,656.45-153,115,405.10

Finding the Fourth Proportional to 171,927,104.30, 257,890,656.45 and 153,115,405.10

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Solution

The fourth proportional to 171,927,104.30, 257,890,656.45 and 153,115,405.10 is: 229,673,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,927,104.30 : 257,890,656.45 = 153,115,405.10 : x
  2. Step 2: Convert to fraction form
    171,927,104.30/257,890,656.45 = 153,115,405.10/x
  3. Step 3: Cross multiply
    171,927,104.30x = 257,890,656.45 × 153,115,405.10
  4. Step 4: Simplify right side
    171,927,104.30x = 39,487,032,333,846,672
  5. Step 5: Solve for x
    x = 39,487,032,333,846,672/171,927,104.30
  6. Step 6: Final answer
    x = 229,673,107.65

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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.