Home / 120,604,343.58-180,900,528.39-38,727,230.22

Finding the Fourth Proportional to 120,604,343.58, 180,900,528.39 and 38,727,230.22

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Solution

The fourth proportional to 120,604,343.58, 180,900,528.39 and 38,727,230.22 is: 58,088,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,604,343.58 : 180,900,528.39 = 38,727,230.22 : x
  2. Step 2: Convert to fraction form
    120,604,343.58/180,900,528.39 = 38,727,230.22/x
  3. Step 3: Cross multiply
    120,604,343.58x = 180,900,528.39 × 38,727,230.22
  4. Step 4: Simplify right side
    120,604,343.58x = 7,005,776,409,879,175
  5. Step 5: Solve for x
    x = 7,005,776,409,879,175/120,604,343.58
  6. Step 6: Final answer
    x = 58,088,922.85

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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.