Home / 5,179,283,671.67-7,147,118,006.60-2,921,088,228.11

Finding the Fourth Proportional to 5,179,283,671.67, 7,147,118,006.60 and 2,921,088,228.11

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Solution

The fourth proportional to 5,179,283,671.67, 7,147,118,006.60 and 2,921,088,228.11 is: 4,030,936,244.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,283,671.67 : 7,147,118,006.60 = 2,921,088,228.11 : x
  2. Step 2: Convert to fraction form
    5,179,283,671.67/7,147,118,006.60 = 2,921,088,228.11/x
  3. Step 3: Cross multiply
    5,179,283,671.67x = 7,147,118,006.60 × 2,921,088,228.11
  4. Step 4: Simplify right side
    5,179,283,671.67x = 20,877,362,273,992,269,824
  5. Step 5: Solve for x
    x = 20,877,362,273,992,269,824/5,179,283,671.67
  6. Step 6: Final answer
    x = 4,030,936,244.75

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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.