Home / 147,258,003.60-220,887,005.40-50,323,165.20

Finding the Fourth Proportional to 147,258,003.60, 220,887,005.40 and 50,323,165.20

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Solution

The fourth proportional to 147,258,003.60, 220,887,005.40 and 50,323,165.20 is: 75,484,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,258,003.60 : 220,887,005.40 = 50,323,165.20 : x
  2. Step 2: Convert to fraction form
    147,258,003.60/220,887,005.40 = 50,323,165.20/x
  3. Step 3: Cross multiply
    147,258,003.60x = 220,887,005.40 × 50,323,165.20
  4. Step 4: Simplify right side
    147,258,003.60x = 11,115,733,263,277,494
  5. Step 5: Solve for x
    x = 11,115,733,263,277,494/147,258,003.60
  6. Step 6: Final answer
    x = 75,484,747.80

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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.