Home / 13,484,781,243.05-18,609,037,928.82-7,463,704,845.11

Finding the Fourth Proportional to 13,484,781,243.05, 18,609,037,928.82 and 7,463,704,845.11

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Solution

The fourth proportional to 13,484,781,243.05, 18,609,037,928.82 and 7,463,704,845.11 is: 10,299,934,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,781,243.05 : 18,609,037,928.82 = 7,463,704,845.11 : x
  2. Step 2: Convert to fraction form
    13,484,781,243.05/18,609,037,928.82 = 7,463,704,845.11/x
  3. Step 3: Cross multiply
    13,484,781,243.05x = 18,609,037,928.82 × 7,463,704,845.11
  4. Step 4: Simplify right side
    13,484,781,243.05x = 138,892,366,552,076,533,760
  5. Step 5: Solve for x
    x = 138,892,366,552,076,533,760/13,484,781,243.05
  6. Step 6: Final answer
    x = 10,299,934,722.61

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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.