Home / 56,803,645.80-85,205,468.70-47,229,834.60

Finding the Fourth Proportional to 56,803,645.80, 85,205,468.70 and 47,229,834.60

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Solution

The fourth proportional to 56,803,645.80, 85,205,468.70 and 47,229,834.60 is: 70,844,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,803,645.80 : 85,205,468.70 = 47,229,834.60 : x
  2. Step 2: Convert to fraction form
    56,803,645.80/85,205,468.70 = 47,229,834.60/x
  3. Step 3: Cross multiply
    56,803,645.80x = 85,205,468.70 × 47,229,834.60
  4. Step 4: Simplify right side
    56,803,645.80x = 4,024,240,193,716,477.50
  5. Step 5: Solve for x
    x = 4,024,240,193,716,477.50/56,803,645.80
  6. Step 6: Final answer
    x = 70,844,751.90

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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.