Home / 209,953,500.80-314,930,251.20-56,615,057.60

Finding the Fourth Proportional to 209,953,500.80, 314,930,251.20 and 56,615,057.60

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Solution

The fourth proportional to 209,953,500.80, 314,930,251.20 and 56,615,057.60 is: 84,922,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,500.80 : 314,930,251.20 = 56,615,057.60 : x
  2. Step 2: Convert to fraction form
    209,953,500.80/314,930,251.20 = 56,615,057.60/x
  3. Step 3: Cross multiply
    209,953,500.80x = 314,930,251.20 × 56,615,057.60
  4. Step 4: Simplify right side
    209,953,500.80x = 17,829,794,311,670,468
  5. Step 5: Solve for x
    x = 17,829,794,311,670,468/209,953,500.80
  6. Step 6: Final answer
    x = 84,922,586.40

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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.