Home / 53,317,466.40-79,976,199.60-49,160,416.80

Finding the Fourth Proportional to 53,317,466.40, 79,976,199.60 and 49,160,416.80

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Solution

The fourth proportional to 53,317,466.40, 79,976,199.60 and 49,160,416.80 is: 73,740,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,317,466.40 : 79,976,199.60 = 49,160,416.80 : x
  2. Step 2: Convert to fraction form
    53,317,466.40/79,976,199.60 = 49,160,416.80/x
  3. Step 3: Cross multiply
    53,317,466.40x = 79,976,199.60 × 49,160,416.80
  4. Step 4: Simplify right side
    53,317,466.40x = 3,931,663,306,415,992.50
  5. Step 5: Solve for x
    x = 3,931,663,306,415,992.50/53,317,466.40
  6. Step 6: Final answer
    x = 73,740,625.20

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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.