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Finding the Fourth Proportional to 11,967,264,956.40, 16,781,720,840.40 and 11,967,264,956.40

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Solution

The fourth proportional to 11,967,264,956.40, 16,781,720,840.40 and 11,967,264,956.40 is: 16,781,720,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967,264,956.40 : 16,781,720,840.40 = 11,967,264,956.40 : x
  2. Step 2: Convert to fraction form
    11,967,264,956.40/16,781,720,840.40 = 11,967,264,956.40/x
  3. Step 3: Cross multiply
    11,967,264,956.40x = 16,781,720,840.40 × 11,967,264,956.40
  4. Step 4: Simplify right side
    11,967,264,956.40x = 200,831,299,721,406,480,384
  5. Step 5: Solve for x
    x = 200,831,299,721,406,480,384/11,967,264,956.40
  6. Step 6: Final answer
    x = 16,781,720,840.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.