Home / 10,094,763,698.38-15,128,610,419.22-7,856,513,691.04

Finding the Fourth Proportional to 10,094,763,698.38, 15,128,610,419.22 and 7,856,513,691.04

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Solution

The fourth proportional to 10,094,763,698.38, 15,128,610,419.22 and 7,856,513,691.04 is: 11,774,236,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,094,763,698.38 : 15,128,610,419.22 = 7,856,513,691.04 : x
  2. Step 2: Convert to fraction form
    10,094,763,698.38/15,128,610,419.22 = 7,856,513,691.04/x
  3. Step 3: Cross multiply
    10,094,763,698.38x = 15,128,610,419.22 × 7,856,513,691.04
  4. Step 4: Simplify right side
    10,094,763,698.38x = 118,858,134,885,012,324,352
  5. Step 5: Solve for x
    x = 118,858,134,885,012,324,352/10,094,763,698.38
  6. Step 6: Final answer
    x = 11,774,236,469.16

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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.