Home / 171,504,194.40-257,256,291.60-98,944,783.20

Finding the Fourth Proportional to 171,504,194.40, 257,256,291.60 and 98,944,783.20

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Solution

The fourth proportional to 171,504,194.40, 257,256,291.60 and 98,944,783.20 is: 148,417,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,504,194.40 : 257,256,291.60 = 98,944,783.20 : x
  2. Step 2: Convert to fraction form
    171,504,194.40/257,256,291.60 = 98,944,783.20/x
  3. Step 3: Cross multiply
    171,504,194.40x = 257,256,291.60 × 98,944,783.20
  4. Step 4: Simplify right side
    171,504,194.40x = 25,454,167,999,197,980
  5. Step 5: Solve for x
    x = 25,454,167,999,197,980/171,504,194.40
  6. Step 6: Final answer
    x = 148,417,174.80

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1.5x scale

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.