Home / 8,959,923,717.60-13,439,885,576.40-8,072,204,671.20

Finding the Fourth Proportional to 8,959,923,717.60, 13,439,885,576.40 and 8,072,204,671.20

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Solution

The fourth proportional to 8,959,923,717.60, 13,439,885,576.40 and 8,072,204,671.20 is: 12,108,307,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959,923,717.60 : 13,439,885,576.40 = 8,072,204,671.20 : x
  2. Step 2: Convert to fraction form
    8,959,923,717.60/13,439,885,576.40 = 8,072,204,671.20/x
  3. Step 3: Cross multiply
    8,959,923,717.60x = 13,439,885,576.40 × 8,072,204,671.20
  4. Step 4: Simplify right side
    8,959,923,717.60x = 108,489,507,130,209,583,104
  5. Step 5: Solve for x
    x = 108,489,507,130,209,583,104/8,959,923,717.60
  6. Step 6: Final answer
    x = 12,108,307,006.80

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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.