Home / 3,408,006,997.80-5,107,979,418.30-1,771,389,167.40

Finding the Fourth Proportional to 3,408,006,997.80, 5,107,979,418.30 and 1,771,389,167.40

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Solution

The fourth proportional to 3,408,006,997.80, 5,107,979,418.30 and 1,771,389,167.40 is: 2,654,988,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,006,997.80 : 5,107,979,418.30 = 1,771,389,167.40 : x
  2. Step 2: Convert to fraction form
    3,408,006,997.80/5,107,979,418.30 = 1,771,389,167.40/x
  3. Step 3: Cross multiply
    3,408,006,997.80x = 5,107,979,418.30 × 1,771,389,167.40
  4. Step 4: Simplify right side
    3,408,006,997.80x = 9,048,219,408,878,774,272
  5. Step 5: Solve for x
    x = 9,048,219,408,878,774,272/3,408,006,997.80
  6. Step 6: Final answer
    x = 2,654,988,506.40

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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.