Home / 157,467,979.60-236,201,969.40-147,902,041.60

Finding the Fourth Proportional to 157,467,979.60, 236,201,969.40 and 147,902,041.60

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Solution

The fourth proportional to 157,467,979.60, 236,201,969.40 and 147,902,041.60 is: 221,853,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,467,979.60 : 236,201,969.40 = 147,902,041.60 : x
  2. Step 2: Convert to fraction form
    157,467,979.60/236,201,969.40 = 147,902,041.60/x
  3. Step 3: Cross multiply
    157,467,979.60x = 236,201,969.40 × 147,902,041.60
  4. Step 4: Simplify right side
    157,467,979.60x = 34,934,753,504,200,728
  5. Step 5: Solve for x
    x = 34,934,753,504,200,728/157,467,979.60
  6. Step 6: Final answer
    x = 221,853,062.40

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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.