Home / 159,005,636.46-238,338,390.30-72,614,587.50

Finding the Fourth Proportional to 159,005,636.46, 238,338,390.30 and 72,614,587.50

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Solution

The fourth proportional to 159,005,636.46, 238,338,390.30 and 72,614,587.50 is: 108,844,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,005,636.46 : 238,338,390.30 = 72,614,587.50 : x
  2. Step 2: Convert to fraction form
    159,005,636.46/238,338,390.30 = 72,614,587.50/x
  3. Step 3: Cross multiply
    159,005,636.46x = 238,338,390.30 × 72,614,587.50
  4. Step 4: Simplify right side
    159,005,636.46x = 17,306,843,897,048,502
  5. Step 5: Solve for x
    x = 17,306,843,897,048,502/159,005,636.46
  6. Step 6: Final answer
    x = 108,844,216.36

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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.