Home / 71,520,352.20-107,280,528.30-35,152,073.10

Finding the Fourth Proportional to 71,520,352.20, 107,280,528.30 and 35,152,073.10

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Solution

The fourth proportional to 71,520,352.20, 107,280,528.30 and 35,152,073.10 is: 52,728,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,520,352.20 : 107,280,528.30 = 35,152,073.10 : x
  2. Step 2: Convert to fraction form
    71,520,352.20/107,280,528.30 = 35,152,073.10/x
  3. Step 3: Cross multiply
    71,520,352.20x = 107,280,528.30 × 35,152,073.10
  4. Step 4: Simplify right side
    71,520,352.20x = 3,771,132,973,008,219
  5. Step 5: Solve for x
    x = 3,771,132,973,008,219/71,520,352.20
  6. Step 6: Final answer
    x = 52,728,109.65

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1.5x scale

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.