Home / 157,468,041.60-236,202,062.40-80,940,537.60

Finding the Fourth Proportional to 157,468,041.60, 236,202,062.40 and 80,940,537.60

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Solution

The fourth proportional to 157,468,041.60, 236,202,062.40 and 80,940,537.60 is: 121,410,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,468,041.60 : 236,202,062.40 = 80,940,537.60 : x
  2. Step 2: Convert to fraction form
    157,468,041.60/236,202,062.40 = 80,940,537.60/x
  3. Step 3: Cross multiply
    157,468,041.60x = 236,202,062.40 × 80,940,537.60
  4. Step 4: Simplify right side
    157,468,041.60x = 19,118,321,912,884,744
  5. Step 5: Solve for x
    x = 19,118,321,912,884,744/157,468,041.60
  6. Step 6: Final answer
    x = 121,410,806.40

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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.