Home / 8,466,086,972.05-12,698,309,876.53-2,570,698,029.11

Finding the Fourth Proportional to 8,466,086,972.05, 12,698,309,876.53 and 2,570,698,029.11

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Solution

The fourth proportional to 8,466,086,972.05, 12,698,309,876.53 and 2,570,698,029.11 is: 3,855,797,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466,086,972.05 : 12,698,309,876.53 = 2,570,698,029.11 : x
  2. Step 2: Convert to fraction form
    8,466,086,972.05/12,698,309,876.53 = 2,570,698,029.11/x
  3. Step 3: Cross multiply
    8,466,086,972.05x = 12,698,309,876.53 × 2,570,698,029.11
  4. Step 4: Simplify right side
    8,466,086,972.05x = 32,643,520,172,570,509,312
  5. Step 5: Solve for x
    x = 32,643,520,172,570,509,312/8,466,086,972.05
  6. Step 6: Final answer
    x = 3,855,797,876.91

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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.