Home / 110,721,845.10-166,082,767.65-102,659,688.30

Finding the Fourth Proportional to 110,721,845.10, 166,082,767.65 and 102,659,688.30

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Solution

The fourth proportional to 110,721,845.10, 166,082,767.65 and 102,659,688.30 is: 153,989,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721,845.10 : 166,082,767.65 = 102,659,688.30 : x
  2. Step 2: Convert to fraction form
    110,721,845.10/166,082,767.65 = 102,659,688.30/x
  3. Step 3: Cross multiply
    110,721,845.10x = 166,082,767.65 × 102,659,688.30
  4. Step 4: Simplify right side
    110,721,845.10x = 17,050,005,158,950,324
  5. Step 5: Solve for x
    x = 17,050,005,158,950,324/110,721,845.10
  6. Step 6: Final answer
    x = 153,989,532.45

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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.