Home / 156,043,974.83-234,151,657.25-90,545,200.16

Finding the Fourth Proportional to 156,043,974.83, 234,151,657.25 and 90,545,200.16

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Solution

The fourth proportional to 156,043,974.83, 234,151,657.25 and 90,545,200.16 is: 135,867,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,043,974.83 : 234,151,657.25 = 90,545,200.16 : x
  2. Step 2: Convert to fraction form
    156,043,974.83/234,151,657.25 = 90,545,200.16/x
  3. Step 3: Cross multiply
    156,043,974.83x = 234,151,657.25 × 90,545,200.16
  4. Step 4: Simplify right side
    156,043,974.83x = 21,201,308,671,873,480
  5. Step 5: Solve for x
    x = 21,201,308,671,873,480/156,043,974.83
  6. Step 6: Final answer
    x = 135,867,525.14

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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.