Home / 123,286,173.78-184,955,763.42-35,849,209.98

Finding the Fourth Proportional to 123,286,173.78, 184,955,763.42 and 35,849,209.98

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Solution

The fourth proportional to 123,286,173.78, 184,955,763.42 and 35,849,209.98 is: 53,781,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,286,173.78 : 184,955,763.42 = 35,849,209.98 : x
  2. Step 2: Convert to fraction form
    123,286,173.78/184,955,763.42 = 35,849,209.98/x
  3. Step 3: Cross multiply
    123,286,173.78x = 184,955,763.42 × 35,849,209.98
  4. Step 4: Simplify right side
    123,286,173.78x = 6,630,517,999,854,782
  5. Step 5: Solve for x
    x = 6,630,517,999,854,782/123,286,173.78
  6. Step 6: Final answer
    x = 53,781,521.45

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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.