Home / 219,631,064.04-303,117,747.48-126,811,416.06

Finding the Fourth Proportional to 219,631,064.04, 303,117,747.48 and 126,811,416.06

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Solution

The fourth proportional to 219,631,064.04, 303,117,747.48 and 126,811,416.06 is: 175,015,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,631,064.04 : 303,117,747.48 = 126,811,416.06 : x
  2. Step 2: Convert to fraction form
    219,631,064.04/303,117,747.48 = 126,811,416.06/x
  3. Step 3: Cross multiply
    219,631,064.04x = 303,117,747.48 × 126,811,416.06
  4. Step 4: Simplify right side
    219,631,064.04x = 38,438,790,790,856,296
  5. Step 5: Solve for x
    x = 38,438,790,790,856,296/219,631,064.04
  6. Step 6: Final answer
    x = 175,015,273.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.