Home / 143,237,767.68-214,920,157.44-75,064,250.88

Finding the Fourth Proportional to 143,237,767.68, 214,920,157.44 and 75,064,250.88

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Solution

The fourth proportional to 143,237,767.68, 214,920,157.44 and 75,064,250.88 is: 112,629,656.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,237,767.68 : 214,920,157.44 = 75,064,250.88 : x
  2. Step 2: Convert to fraction form
    143,237,767.68/214,920,157.44 = 75,064,250.88/x
  3. Step 3: Cross multiply
    143,237,767.68x = 214,920,157.44 × 75,064,250.88
  4. Step 4: Simplify right side
    143,237,767.68x = 16,132,820,617,245,258
  5. Step 5: Solve for x
    x = 16,132,820,617,245,258/143,237,767.68
  6. Step 6: Final answer
    x = 112,629,656.82

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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.