Home / 11,257,731,116.92-15,529,214,349.30-7,021,288,019.08

Finding the Fourth Proportional to 11,257,731,116.92, 15,529,214,349.30 and 7,021,288,019.08

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Solution

The fourth proportional to 11,257,731,116.92, 15,529,214,349.30 and 7,021,288,019.08 is: 9,685,351,828.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257,731,116.92 : 15,529,214,349.30 = 7,021,288,019.08 : x
  2. Step 2: Convert to fraction form
    11,257,731,116.92/15,529,214,349.30 = 7,021,288,019.08/x
  3. Step 3: Cross multiply
    11,257,731,116.92x = 15,529,214,349.30 × 7,021,288,019.08
  4. Step 4: Simplify right side
    11,257,731,116.92x = 109,035,086,656,465,305,600
  5. Step 5: Solve for x
    x = 109,035,086,656,465,305,600/11,257,731,116.92
  6. Step 6: Final answer
    x = 9,685,351,828.36

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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.