Home / 53,144,920.60-79,717,380.90-40,295,858.20

Finding the Fourth Proportional to 53,144,920.60, 79,717,380.90 and 40,295,858.20

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Solution

The fourth proportional to 53,144,920.60, 79,717,380.90 and 40,295,858.20 is: 60,443,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,144,920.60 : 79,717,380.90 = 40,295,858.20 : x
  2. Step 2: Convert to fraction form
    53,144,920.60/79,717,380.90 = 40,295,858.20/x
  3. Step 3: Cross multiply
    53,144,920.60x = 79,717,380.90 × 40,295,858.20
  4. Step 4: Simplify right side
    53,144,920.60x = 3,212,280,276,821,789
  5. Step 5: Solve for x
    x = 3,212,280,276,821,789/53,144,920.60
  6. Step 6: Final answer
    x = 60,443,787.30

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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.