Home / 77,768,816.40-116,571,747.84-36,235,445.94

Finding the Fourth Proportional to 77,768,816.40, 116,571,747.84 and 36,235,445.94

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Solution

The fourth proportional to 77,768,816.40, 116,571,747.84 and 36,235,445.94 is: 54,315,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,768,816.40 : 116,571,747.84 = 36,235,445.94 : x
  2. Step 2: Convert to fraction form
    77,768,816.40/116,571,747.84 = 36,235,445.94/x
  3. Step 3: Cross multiply
    77,768,816.40x = 116,571,747.84 × 36,235,445.94
  4. Step 4: Simplify right side
    77,768,816.40x = 4,224,029,266,987,631.50
  5. Step 5: Solve for x
    x = 4,224,029,266,987,631.50/77,768,816.40
  6. Step 6: Final answer
    x = 54,315,205.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.