Home / 111,002,328.60-166,436,068.90-55,605,738.74

Finding the Fourth Proportional to 111,002,328.60, 166,436,068.90 and 55,605,738.74

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Solution

The fourth proportional to 111,002,328.60, 166,436,068.90 and 55,605,738.74 is: 83,374,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,002,328.60 : 166,436,068.90 = 55,605,738.74 : x
  2. Step 2: Convert to fraction form
    111,002,328.60/166,436,068.90 = 55,605,738.74/x
  3. Step 3: Cross multiply
    111,002,328.60x = 166,436,068.90 × 55,605,738.74
  4. Step 4: Simplify right side
    111,002,328.60x = 9,254,800,564,166,040
  5. Step 5: Solve for x
    x = 9,254,800,564,166,040/111,002,328.60
  6. Step 6: Final answer
    x = 83,374,832.59

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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.