Home / 165,864,005.10-248,796,007.65-73,747,565.10

Finding the Fourth Proportional to 165,864,005.10, 248,796,007.65 and 73,747,565.10

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Solution

The fourth proportional to 165,864,005.10, 248,796,007.65 and 73,747,565.10 is: 110,621,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,864,005.10 : 248,796,007.65 = 73,747,565.10 : x
  2. Step 2: Convert to fraction form
    165,864,005.10/248,796,007.65 = 73,747,565.10/x
  3. Step 3: Cross multiply
    165,864,005.10x = 248,796,007.65 × 73,747,565.10
  4. Step 4: Simplify right side
    165,864,005.10x = 18,348,099,770,788,472
  5. Step 5: Solve for x
    x = 18,348,099,770,788,472/165,864,005.10
  6. Step 6: Final answer
    x = 110,621,347.65

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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.