Home / 215,977,415,651.04-323,848,023,108.48-171,494,656,039.20

Finding the Fourth Proportional to 215,977,415,651.04, 323,848,023,108.48 and 171,494,656,039.20

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Solution

The fourth proportional to 215,977,415,651.04, 323,848,023,108.48 and 171,494,656,039.20 is: 257,148,207,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,977,415,651.04 : 323,848,023,108.48 = 171,494,656,039.20 : x
  2. Step 2: Convert to fraction form
    215,977,415,651.04/323,848,023,108.48 = 171,494,656,039.20/x
  3. Step 3: Cross multiply
    215,977,415,651.04x = 323,848,023,108.48 × 171,494,656,039.20
  4. Step 4: Simplify right side
    215,977,415,651.04x = 55,538,205,331,963,668,070,400
  5. Step 5: Solve for x
    x = 55,538,205,331,963,668,070,400/215,977,415,651.04
  6. Step 6: Final answer
    x = 257,148,207,670.46

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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.