Home / 111,132,004.10-166,698,006.15-30,352,972.10

Finding the Fourth Proportional to 111,132,004.10, 166,698,006.15 and 30,352,972.10

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Solution

The fourth proportional to 111,132,004.10, 166,698,006.15 and 30,352,972.10 is: 45,529,458.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,004.10 : 166,698,006.15 = 30,352,972.10 : x
  2. Step 2: Convert to fraction form
    111,132,004.10/166,698,006.15 = 30,352,972.10/x
  3. Step 3: Cross multiply
    111,132,004.10x = 166,698,006.15 × 30,352,972.10
  4. Step 4: Simplify right side
    111,132,004.10x = 5,059,779,929,796,579
  5. Step 5: Solve for x
    x = 5,059,779,929,796,579/111,132,004.10
  6. Step 6: Final answer
    x = 45,529,458.15

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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.