Home / 153,043,561.58-229,565,508.66-38,028,103.91

Finding the Fourth Proportional to 153,043,561.58, 229,565,508.66 and 38,028,103.91

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Solution

The fourth proportional to 153,043,561.58, 229,565,508.66 and 38,028,103.91 is: 57,042,197.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,043,561.58 : 229,565,508.66 = 38,028,103.91 : x
  2. Step 2: Convert to fraction form
    153,043,561.58/229,565,508.66 = 38,028,103.91/x
  3. Step 3: Cross multiply
    153,043,561.58x = 229,565,508.66 × 38,028,103.91
  4. Step 4: Simplify right side
    153,043,561.58x = 8,729,941,017,474,484
  5. Step 5: Solve for x
    x = 8,729,941,017,474,484/153,043,561.58
  6. Step 6: Final answer
    x = 57,042,197.18

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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.