Home / 4,747,969,607.72-7,112,964,921-3,169,316,809.94

Finding the Fourth Proportional to 4,747,969,607.72, 7,112,964,921 and 3,169,316,809.94

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Solution

The fourth proportional to 4,747,969,607.72, 7,112,964,921 and 3,169,316,809.94 is: 4,747,974,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,969,607.72 : 7,112,964,921 = 3,169,316,809.94 : x
  2. Step 2: Convert to fraction form
    4,747,969,607.72/7,112,964,921 = 3,169,316,809.94/x
  3. Step 3: Cross multiply
    4,747,969,607.72x = 7,112,964,921 × 3,169,316,809.94
  4. Step 4: Simplify right side
    4,747,969,607.72x = 22,543,239,292,638,842,880
  5. Step 5: Solve for x
    x = 22,543,239,292,638,842,880/4,747,969,607.72
  6. Step 6: Final answer
    x = 4,747,974,640.78

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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.