Home / 2,977,418,489.80-4,466,612,868.54-879,107,004.04

Finding the Fourth Proportional to 2,977,418,489.80, 4,466,612,868.54 and 879,107,004.04

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Solution

The fourth proportional to 2,977,418,489.80, 4,466,612,868.54 and 879,107,004.04 is: 1,318,803,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,418,489.80 : 4,466,612,868.54 = 879,107,004.04 : x
  2. Step 2: Convert to fraction form
    2,977,418,489.80/4,466,612,868.54 = 879,107,004.04/x
  3. Step 3: Cross multiply
    2,977,418,489.80x = 4,466,612,868.54 × 879,107,004.04
  4. Step 4: Simplify right side
    2,977,418,489.80x = 3,926,630,657,068,709,376
  5. Step 5: Solve for x
    x = 3,926,630,657,068,709,376/2,977,418,489.80
  6. Step 6: Final answer
    x = 1,318,803,745.77

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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.