Home / 12,730,478,952.92-17,567,269,383.54-7,014,443,504.13

Finding the Fourth Proportional to 12,730,478,952.92, 17,567,269,383.54 and 7,014,443,504.13

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Solution

The fourth proportional to 12,730,478,952.92, 17,567,269,383.54 and 7,014,443,504.13 is: 9,679,495,882.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,478,952.92 : 17,567,269,383.54 = 7,014,443,504.13 : x
  2. Step 2: Convert to fraction form
    12,730,478,952.92/17,567,269,383.54 = 7,014,443,504.13/x
  3. Step 3: Cross multiply
    12,730,478,952.92x = 17,567,269,383.54 × 7,014,443,504.13
  4. Step 4: Simplify right side
    12,730,478,952.92x = 123,224,618,612,673,986,560
  5. Step 5: Solve for x
    x = 123,224,618,612,673,986,560/12,730,478,952.92
  6. Step 6: Final answer
    x = 9,679,495,882.94

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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.