Home / 169,128,021.60-253,692,032.40-148,300,783.20

Finding the Fourth Proportional to 169,128,021.60, 253,692,032.40 and 148,300,783.20

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Solution

The fourth proportional to 169,128,021.60, 253,692,032.40 and 148,300,783.20 is: 222,451,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,128,021.60 : 253,692,032.40 = 148,300,783.20 : x
  2. Step 2: Convert to fraction form
    169,128,021.60/253,692,032.40 = 148,300,783.20/x
  3. Step 3: Cross multiply
    169,128,021.60x = 253,692,032.40 × 148,300,783.20
  4. Step 4: Simplify right side
    169,128,021.60x = 37,622,727,096,519,776
  5. Step 5: Solve for x
    x = 37,622,727,096,519,776/169,128,021.60
  6. Step 6: Final answer
    x = 222,451,174.80

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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.