Home / 170,085,132.40-254,455,852.20-147,615,602.80

Finding the Fourth Proportional to 170,085,132.40, 254,455,852.20 and 147,615,602.80

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Solution

The fourth proportional to 170,085,132.40, 254,455,852.20 and 147,615,602.80 is: 220,840,313.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,085,132.40 : 254,455,852.20 = 147,615,602.80 : x
  2. Step 2: Convert to fraction form
    170,085,132.40/254,455,852.20 = 147,615,602.80/x
  3. Step 3: Cross multiply
    170,085,132.40x = 254,455,852.20 × 147,615,602.80
  4. Step 4: Simplify right side
    170,085,132.40x = 37,561,654,008,490,704
  5. Step 5: Solve for x
    x = 37,561,654,008,490,704/170,085,132.40
  6. Step 6: Final answer
    x = 220,840,313.78

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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.