Home / 220,109,577.60-330,295,003.20-83,808,739.20

Finding the Fourth Proportional to 220,109,577.60, 330,295,003.20 and 83,808,739.20

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Solution

The fourth proportional to 220,109,577.60, 330,295,003.20 and 83,808,739.20 is: 125,762,849.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,109,577.60 : 330,295,003.20 = 83,808,739.20 : x
  2. Step 2: Convert to fraction form
    220,109,577.60/330,295,003.20 = 83,808,739.20/x
  3. Step 3: Cross multiply
    220,109,577.60x = 330,295,003.20 × 83,808,739.20
  4. Step 4: Simplify right side
    220,109,577.60x = 27,681,607,782,251,964
  5. Step 5: Solve for x
    x = 27,681,607,782,251,964/220,109,577.60
  6. Step 6: Final answer
    x = 125,762,849.96

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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.