Home / 111,966,336.40-167,937,565.20-39,184,507.30

Finding the Fourth Proportional to 111,966,336.40, 167,937,565.20 and 39,184,507.30

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Solution

The fourth proportional to 111,966,336.40, 167,937,565.20 and 39,184,507.30 is: 58,772,582.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,966,336.40 : 167,937,565.20 = 39,184,507.30 : x
  2. Step 2: Convert to fraction form
    111,966,336.40/167,937,565.20 = 39,184,507.30/x
  3. Step 3: Cross multiply
    111,966,336.40x = 167,937,565.20 × 39,184,507.30
  4. Step 4: Simplify right side
    111,966,336.40x = 6,580,550,749,523,625
  5. Step 5: Solve for x
    x = 6,580,550,749,523,625/111,966,336.40
  6. Step 6: Final answer
    x = 58,772,582.56

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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.