Home / 129,463,064,090.52-194,192,459,668.82-38,704,692,865.25

Finding the Fourth Proportional to 129,463,064,090.52, 194,192,459,668.82 and 38,704,692,865.25

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Solution

The fourth proportional to 129,463,064,090.52, 194,192,459,668.82 and 38,704,692,865.25 is: 58,056,400,572.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,463,064,090.52 : 194,192,459,668.82 = 38,704,692,865.25 : x
  2. Step 2: Convert to fraction form
    129,463,064,090.52/194,192,459,668.82 = 38,704,692,865.25/x
  3. Step 3: Cross multiply
    129,463,064,090.52x = 194,192,459,668.82 × 38,704,692,865.25
  4. Step 4: Simplify right side
    129,463,064,090.52x = 7,516,159,508,229,126,094,848
  5. Step 5: Solve for x
    x = 7,516,159,508,229,126,094,848/129,463,064,090.52
  6. Step 6: Final answer
    x = 58,056,400,572.86

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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.