Home / 1,777,092,051.30-2,665,638,076.95-858,762,003.30

Finding the Fourth Proportional to 1,777,092,051.30, 2,665,638,076.95 and 858,762,003.30

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Solution

The fourth proportional to 1,777,092,051.30, 2,665,638,076.95 and 858,762,003.30 is: 1,288,143,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,092,051.30 : 2,665,638,076.95 = 858,762,003.30 : x
  2. Step 2: Convert to fraction form
    1,777,092,051.30/2,665,638,076.95 = 858,762,003.30/x
  3. Step 3: Cross multiply
    1,777,092,051.30x = 2,665,638,076.95 × 858,762,003.30
  4. Step 4: Simplify right side
    1,777,092,051.30x = 2,289,148,695,034,341,376
  5. Step 5: Solve for x
    x = 2,289,148,695,034,341,376/1,777,092,051.30
  6. Step 6: Final answer
    x = 1,288,143,004.95

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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.