Home / 56,668,847.40-85,192,227.90-48,354,748.20

Finding the Fourth Proportional to 56,668,847.40, 85,192,227.90 and 48,354,748.20

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Solution

The fourth proportional to 56,668,847.40, 85,192,227.90 and 48,354,748.20 is: 72,693,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,668,847.40 : 85,192,227.90 = 48,354,748.20 : x
  2. Step 2: Convert to fraction form
    56,668,847.40/85,192,227.90 = 48,354,748.20/x
  3. Step 3: Cross multiply
    56,668,847.40x = 85,192,227.90 × 48,354,748.20
  4. Step 4: Simplify right side
    56,668,847.40x = 4,119,448,728,701,515.50
  5. Step 5: Solve for x
    x = 4,119,448,728,701,515.50/56,668,847.40
  6. Step 6: Final answer
    x = 72,693,356.54

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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.