Home / 120,671,844,051-180,944,915,132.82-56,912,070,406.68

Finding the Fourth Proportional to 120,671,844,051, 180,944,915,132.82 and 56,912,070,406.68

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Solution

The fourth proportional to 120,671,844,051, 180,944,915,132.82 and 56,912,070,406.68 is: 85,338,463,423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,671,844,051 : 180,944,915,132.82 = 56,912,070,406.68 : x
  2. Step 2: Convert to fraction form
    120,671,844,051/180,944,915,132.82 = 56,912,070,406.68/x
  3. Step 3: Cross multiply
    120,671,844,051x = 180,944,915,132.82 × 56,912,070,406.68
  4. Step 4: Simplify right side
    120,671,844,051x = 10,297,949,749,769,790,291,968
  5. Step 5: Solve for x
    x = 10,297,949,749,769,790,291,968/120,671,844,051
  6. Step 6: Final answer
    x = 85,338,463,423.31

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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.