Home / 295,488,045.45-443,232,068.18-198,742,163.85

Finding the Fourth Proportional to 295,488,045.45, 443,232,068.18 and 198,742,163.85

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Solution

The fourth proportional to 295,488,045.45, 443,232,068.18 and 198,742,163.85 is: 298,113,245.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,045.45 : 443,232,068.18 = 198,742,163.85 : x
  2. Step 2: Convert to fraction form
    295,488,045.45/443,232,068.18 = 198,742,163.85/x
  3. Step 3: Cross multiply
    295,488,045.45x = 443,232,068.18 × 198,742,163.85
  4. Step 4: Simplify right side
    295,488,045.45x = 88,088,900,316,810,224
  5. Step 5: Solve for x
    x = 88,088,900,316,810,224/295,488,045.45
  6. Step 6: Final answer
    x = 298,113,245.78

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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.