Home / 1,251,066,093.08-1,876,709,421.72-464,128,861.82

Finding the Fourth Proportional to 1,251,066,093.08, 1,876,709,421.72 and 464,128,861.82

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Solution

The fourth proportional to 1,251,066,093.08, 1,876,709,421.72 and 464,128,861.82 is: 696,234,205.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,066,093.08 : 1,876,709,421.72 = 464,128,861.82 : x
  2. Step 2: Convert to fraction form
    1,251,066,093.08/1,876,709,421.72 = 464,128,861.82/x
  3. Step 3: Cross multiply
    1,251,066,093.08x = 1,876,709,421.72 × 464,128,861.82
  4. Step 4: Simplify right side
    1,251,066,093.08x = 871,035,007,860,390,400
  5. Step 5: Solve for x
    x = 871,035,007,860,390,400/1,251,066,093.08
  6. Step 6: Final answer
    x = 696,234,205.92

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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.