Home / 171,648,030.20-257,472,045.30-170,055,505.40

Finding the Fourth Proportional to 171,648,030.20, 257,472,045.30 and 170,055,505.40

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Solution

The fourth proportional to 171,648,030.20, 257,472,045.30 and 170,055,505.40 is: 255,083,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,030.20 : 257,472,045.30 = 170,055,505.40 : x
  2. Step 2: Convert to fraction form
    171,648,030.20/257,472,045.30 = 170,055,505.40/x
  3. Step 3: Cross multiply
    171,648,030.20x = 257,472,045.30 × 170,055,505.40
  4. Step 4: Simplify right side
    171,648,030.20x = 43,784,538,789,863,200
  5. Step 5: Solve for x
    x = 43,784,538,789,863,200/171,648,030.20
  6. Step 6: Final answer
    x = 255,083,258.10

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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.