Home / 478,933,793.10-718,400,689.65-364,142,537.10

Finding the Fourth Proportional to 478,933,793.10, 718,400,689.65 and 364,142,537.10

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Solution

The fourth proportional to 478,933,793.10, 718,400,689.65 and 364,142,537.10 is: 546,213,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,933,793.10 : 718,400,689.65 = 364,142,537.10 : x
  2. Step 2: Convert to fraction form
    478,933,793.10/718,400,689.65 = 364,142,537.10/x
  3. Step 3: Cross multiply
    478,933,793.10x = 718,400,689.65 × 364,142,537.10
  4. Step 4: Simplify right side
    478,933,793.10x = 261,600,249,783,540,704
  5. Step 5: Solve for x
    x = 261,600,249,783,540,704/478,933,793.10
  6. Step 6: Final answer
    x = 546,213,805.65

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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.