Home / 3,497,502,916.80-5,248,269,914.40-1,318,033,195.20

Finding the Fourth Proportional to 3,497,502,916.80, 5,248,269,914.40 and 1,318,033,195.20

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Solution

The fourth proportional to 3,497,502,916.80, 5,248,269,914.40 and 1,318,033,195.20 is: 1,977,809,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,502,916.80 : 5,248,269,914.40 = 1,318,033,195.20 : x
  2. Step 2: Convert to fraction form
    3,497,502,916.80/5,248,269,914.40 = 1,318,033,195.20/x
  3. Step 3: Cross multiply
    3,497,502,916.80x = 5,248,269,914.40 × 1,318,033,195.20
  4. Step 4: Simplify right side
    3,497,502,916.80x = 6,917,393,964,548,662,272
  5. Step 5: Solve for x
    x = 6,917,393,964,548,662,272/3,497,502,916.80
  6. Step 6: Final answer
    x = 1,977,809,348.30

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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.