Home / 147,228,002.60-220,842,003.90-50,293,164.20

Finding the Fourth Proportional to 147,228,002.60, 220,842,003.90 and 50,293,164.20

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Solution

The fourth proportional to 147,228,002.60, 220,842,003.90 and 50,293,164.20 is: 75,439,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,228,002.60 : 220,842,003.90 = 50,293,164.20 : x
  2. Step 2: Convert to fraction form
    147,228,002.60/220,842,003.90 = 50,293,164.20/x
  3. Step 3: Cross multiply
    147,228,002.60x = 220,842,003.90 × 50,293,164.20
  4. Step 4: Simplify right side
    147,228,002.60x = 11,106,843,164,399,742
  5. Step 5: Solve for x
    x = 11,106,843,164,399,742/147,228,002.60
  6. Step 6: Final answer
    x = 75,439,746.30

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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.