Home / 124,823,848.80-186,870,819.60-88,992,040.80

Finding the Fourth Proportional to 124,823,848.80, 186,870,819.60 and 88,992,040.80

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Solution

The fourth proportional to 124,823,848.80, 186,870,819.60 and 88,992,040.80 is: 133,227,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,823,848.80 : 186,870,819.60 = 88,992,040.80 : x
  2. Step 2: Convert to fraction form
    124,823,848.80/186,870,819.60 = 88,992,040.80/x
  3. Step 3: Cross multiply
    124,823,848.80x = 186,870,819.60 × 88,992,040.80
  4. Step 4: Simplify right side
    124,823,848.80x = 16,630,015,602,172,638
  5. Step 5: Solve for x
    x = 16,630,015,602,172,638/124,823,848.80
  6. Step 6: Final answer
    x = 133,227,870.81

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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.