Home / 301,215,207.60-452,121,409.80-148,034,228.40

Finding the Fourth Proportional to 301,215,207.60, 452,121,409.80 and 148,034,228.40

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Solution

The fourth proportional to 301,215,207.60, 452,121,409.80 and 148,034,228.40 is: 222,198,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,215,207.60 : 452,121,409.80 = 148,034,228.40 : x
  2. Step 2: Convert to fraction form
    301,215,207.60/452,121,409.80 = 148,034,228.40/x
  3. Step 3: Cross multiply
    301,215,207.60x = 452,121,409.80 × 148,034,228.40
  4. Step 4: Simplify right side
    301,215,207.60x = 66,929,444,042,863,200
  5. Step 5: Solve for x
    x = 66,929,444,042,863,200/301,215,207.60
  6. Step 6: Final answer
    x = 222,198,090.78

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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.