Home / 171,504,376.40-257,256,564.60-98,944,965.20

Finding the Fourth Proportional to 171,504,376.40, 257,256,564.60 and 98,944,965.20

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Solution

The fourth proportional to 171,504,376.40, 257,256,564.60 and 98,944,965.20 is: 148,417,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,504,376.40 : 257,256,564.60 = 98,944,965.20 : x
  2. Step 2: Convert to fraction form
    171,504,376.40/257,256,564.60 = 98,944,965.20/x
  3. Step 3: Cross multiply
    171,504,376.40x = 257,256,564.60 × 98,944,965.20
  4. Step 4: Simplify right side
    171,504,376.40x = 25,454,241,831,818,552
  5. Step 5: Solve for x
    x = 25,454,241,831,818,552/171,504,376.40
  6. Step 6: Final answer
    x = 148,417,447.80

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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.