Home / 171,504,332.40-257,256,498.60-98,944,921.20

Finding the Fourth Proportional to 171,504,332.40, 257,256,498.60 and 98,944,921.20

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Solution

The fourth proportional to 171,504,332.40, 257,256,498.60 and 98,944,921.20 is: 148,417,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,504,332.40 : 257,256,498.60 = 98,944,921.20 : x
  2. Step 2: Convert to fraction form
    171,504,332.40/257,256,498.60 = 98,944,921.20/x
  3. Step 3: Cross multiply
    171,504,332.40x = 257,256,498.60 × 98,944,921.20
  4. Step 4: Simplify right side
    171,504,332.40x = 25,454,223,982,164,912
  5. Step 5: Solve for x
    x = 25,454,223,982,164,912/171,504,332.40
  6. Step 6: Final answer
    x = 148,417,381.80

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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.