Home / 12,447,161,796.42-17,177,135,031.23-6,731,446,222.54

Finding the Fourth Proportional to 12,447,161,796.42, 17,177,135,031.23 and 6,731,446,222.54

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Solution

The fourth proportional to 12,447,161,796.42, 17,177,135,031.23 and 6,731,446,222.54 is: 9,289,423,774.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447,161,796.42 : 17,177,135,031.23 = 6,731,446,222.54 : x
  2. Step 2: Convert to fraction form
    12,447,161,796.42/17,177,135,031.23 = 6,731,446,222.54/x
  3. Step 3: Cross multiply
    12,447,161,796.42x = 17,177,135,031.23 × 6,731,446,222.54
  4. Step 4: Simplify right side
    12,447,161,796.42x = 115,626,960,720,032,677,888
  5. Step 5: Solve for x
    x = 115,626,960,720,032,677,888/12,447,161,796.42
  6. Step 6: Final answer
    x = 9,289,423,774.77

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Double scale
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1.5x scale

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.