Home / 56,803,647.80-85,205,471.70-47,229,836.60

Finding the Fourth Proportional to 56,803,647.80, 85,205,471.70 and 47,229,836.60

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Solution

The fourth proportional to 56,803,647.80, 85,205,471.70 and 47,229,836.60 is: 70,844,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,803,647.80 : 85,205,471.70 = 47,229,836.60 : x
  2. Step 2: Convert to fraction form
    56,803,647.80/85,205,471.70 = 47,229,836.60/x
  3. Step 3: Cross multiply
    56,803,647.80x = 85,205,471.70 × 47,229,836.60
  4. Step 4: Simplify right side
    56,803,647.80x = 4,024,240,505,816,924.50
  5. Step 5: Solve for x
    x = 4,024,240,505,816,924.50/56,803,647.80
  6. Step 6: Final answer
    x = 70,844,754.90

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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.