Home / 3,497,502,860.80-5,248,269,830.40-1,318,033,139.20

Finding the Fourth Proportional to 3,497,502,860.80, 5,248,269,830.40 and 1,318,033,139.20

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Solution

The fourth proportional to 3,497,502,860.80, 5,248,269,830.40 and 1,318,033,139.20 is: 1,977,809,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,502,860.80 : 5,248,269,830.40 = 1,318,033,139.20 : x
  2. Step 2: Convert to fraction form
    3,497,502,860.80/5,248,269,830.40 = 1,318,033,139.20/x
  3. Step 3: Cross multiply
    3,497,502,860.80x = 5,248,269,830.40 × 1,318,033,139.20
  4. Step 4: Simplify right side
    3,497,502,860.80x = 6,917,393,559,930,763,264
  5. Step 5: Solve for x
    x = 6,917,393,559,930,763,264/3,497,502,860.80
  6. Step 6: Final answer
    x = 1,977,809,264.28

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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.