Home / 8,959,923,719.10-13,439,885,578.65-8,072,204,672.70

Finding the Fourth Proportional to 8,959,923,719.10, 13,439,885,578.65 and 8,072,204,672.70

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Solution

The fourth proportional to 8,959,923,719.10, 13,439,885,578.65 and 8,072,204,672.70 is: 12,108,307,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959,923,719.10 : 13,439,885,578.65 = 8,072,204,672.70 : x
  2. Step 2: Convert to fraction form
    8,959,923,719.10/13,439,885,578.65 = 8,072,204,672.70/x
  3. Step 3: Cross multiply
    8,959,923,719.10x = 13,439,885,578.65 × 8,072,204,672.70
  4. Step 4: Simplify right side
    8,959,923,719.10x = 108,489,507,168,531,873,792
  5. Step 5: Solve for x
    x = 108,489,507,168,531,873,792/8,959,923,719.10
  6. Step 6: Final answer
    x = 12,108,307,009.05

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1.5x scale

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.