Home / 126,144,654.40-189,216,981.60-41,044,110.40

Finding the Fourth Proportional to 126,144,654.40, 189,216,981.60 and 41,044,110.40

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Solution

The fourth proportional to 126,144,654.40, 189,216,981.60 and 41,044,110.40 is: 61,566,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,144,654.40 : 189,216,981.60 = 41,044,110.40 : x
  2. Step 2: Convert to fraction form
    126,144,654.40/189,216,981.60 = 41,044,110.40/x
  3. Step 3: Cross multiply
    126,144,654.40x = 189,216,981.60 × 41,044,110.40
  4. Step 4: Simplify right side
    126,144,654.40x = 7,766,242,682,345,168
  5. Step 5: Solve for x
    x = 7,766,242,682,345,168/126,144,654.40
  6. Step 6: Final answer
    x = 61,566,165.60

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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.