Home / 112,412,827.44-155,082,199.55-75,255,079.34

Finding the Fourth Proportional to 112,412,827.44, 155,082,199.55 and 75,255,079.34

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Solution

The fourth proportional to 112,412,827.44, 155,082,199.55 and 75,255,079.34 is: 103,820,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,412,827.44 : 155,082,199.55 = 75,255,079.34 : x
  2. Step 2: Convert to fraction form
    112,412,827.44/155,082,199.55 = 75,255,079.34/x
  3. Step 3: Cross multiply
    112,412,827.44x = 155,082,199.55 × 75,255,079.34
  4. Step 4: Simplify right side
    112,412,827.44x = 11,670,723,231,356,964
  5. Step 5: Solve for x
    x = 11,670,723,231,356,964/112,412,827.44
  6. Step 6: Final answer
    x = 103,820,208.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.