Home / 165,392,162.20-248,088,243.30-139,564,129.60

Finding the Fourth Proportional to 165,392,162.20, 248,088,243.30 and 139,564,129.60

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Solution

The fourth proportional to 165,392,162.20, 248,088,243.30 and 139,564,129.60 is: 209,346,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,392,162.20 : 248,088,243.30 = 139,564,129.60 : x
  2. Step 2: Convert to fraction form
    165,392,162.20/248,088,243.30 = 139,564,129.60/x
  3. Step 3: Cross multiply
    165,392,162.20x = 248,088,243.30 × 139,564,129.60
  4. Step 4: Simplify right side
    165,392,162.20x = 34,624,219,740,157,532
  5. Step 5: Solve for x
    x = 34,624,219,740,157,532/165,392,162.20
  6. Step 6: Final answer
    x = 209,346,194.40

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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.