Home / 107,135,480.16-160,723,904.40-45,723,742.56

Finding the Fourth Proportional to 107,135,480.16, 160,723,904.40 and 45,723,742.56

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Solution

The fourth proportional to 107,135,480.16, 160,723,904.40 and 45,723,742.56 is: 68,594,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,135,480.16 : 160,723,904.40 = 45,723,742.56 : x
  2. Step 2: Convert to fraction form
    107,135,480.16/160,723,904.40 = 45,723,742.56/x
  3. Step 3: Cross multiply
    107,135,480.16x = 160,723,904.40 × 45,723,742.56
  4. Step 4: Simplify right side
    107,135,480.16x = 7,348,898,428,023,652
  5. Step 5: Solve for x
    x = 7,348,898,428,023,652/107,135,480.16
  6. Step 6: Final answer
    x = 68,594,441.52

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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.