Home / 111,966,334.40-167,937,562.20-39,184,505.30

Finding the Fourth Proportional to 111,966,334.40, 167,937,562.20 and 39,184,505.30

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Solution

The fourth proportional to 111,966,334.40, 167,937,562.20 and 39,184,505.30 is: 58,772,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,966,334.40 : 167,937,562.20 = 39,184,505.30 : x
  2. Step 2: Convert to fraction form
    111,966,334.40/167,937,562.20 = 39,184,505.30/x
  3. Step 3: Cross multiply
    111,966,334.40x = 167,937,562.20 × 39,184,505.30
  4. Step 4: Simplify right side
    111,966,334.40x = 6,580,550,296,094,979
  5. Step 5: Solve for x
    x = 6,580,550,296,094,979/111,966,334.40
  6. Step 6: Final answer
    x = 58,772,579.56

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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.