Home / 198,156,904.04-297,117,618.88-75,344,202.24

Finding the Fourth Proportional to 198,156,904.04, 297,117,618.88 and 75,344,202.24

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Solution

The fourth proportional to 198,156,904.04, 297,117,618.88 and 75,344,202.24 is: 112,971,536.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,156,904.04 : 297,117,618.88 = 75,344,202.24 : x
  2. Step 2: Convert to fraction form
    198,156,904.04/297,117,618.88 = 75,344,202.24/x
  3. Step 3: Cross multiply
    198,156,904.04x = 297,117,618.88 × 75,344,202.24
  4. Step 4: Simplify right side
    198,156,904.04x = 22,386,089,965,961,960
  5. Step 5: Solve for x
    x = 22,386,089,965,961,960/198,156,904.04
  6. Step 6: Final answer
    x = 112,971,536.74

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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.