Home / 77,780,002.60-116,670,003.90-77,780,002.60

Finding the Fourth Proportional to 77,780,002.60, 116,670,003.90 and 77,780,002.60

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Solution

The fourth proportional to 77,780,002.60, 116,670,003.90 and 77,780,002.60 is: 116,670,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,780,002.60 : 116,670,003.90 = 77,780,002.60 : x
  2. Step 2: Convert to fraction form
    77,780,002.60/116,670,003.90 = 77,780,002.60/x
  3. Step 3: Cross multiply
    77,780,002.60x = 116,670,003.90 × 77,780,002.60
  4. Step 4: Simplify right side
    77,780,002.60x = 9,074,593,206,684,010
  5. Step 5: Solve for x
    x = 9,074,593,206,684,010/77,780,002.60
  6. Step 6: Final answer
    x = 116,670,003.90

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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.