Home / 220,024,808.26-303,636,652.24-120,905,581.30

Finding the Fourth Proportional to 220,024,808.26, 303,636,652.24 and 120,905,581.30

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Solution

The fourth proportional to 220,024,808.26, 303,636,652.24 and 120,905,581.30 is: 166,851,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,024,808.26 : 303,636,652.24 = 120,905,581.30 : x
  2. Step 2: Convert to fraction form
    220,024,808.26/303,636,652.24 = 120,905,581.30/x
  3. Step 3: Cross multiply
    220,024,808.26x = 303,636,652.24 × 120,905,581.30
  4. Step 4: Simplify right side
    220,024,808.26x = 36,711,365,943,063,144
  5. Step 5: Solve for x
    x = 36,711,365,943,063,144/220,024,808.26
  6. Step 6: Final answer
    x = 166,851,030.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.