Home / 2,809,043,721.30-4,213,565,581.95-2,636,856,837.30

Finding the Fourth Proportional to 2,809,043,721.30, 4,213,565,581.95 and 2,636,856,837.30

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Solution

The fourth proportional to 2,809,043,721.30, 4,213,565,581.95 and 2,636,856,837.30 is: 3,955,285,255.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,043,721.30 : 4,213,565,581.95 = 2,636,856,837.30 : x
  2. Step 2: Convert to fraction form
    2,809,043,721.30/4,213,565,581.95 = 2,636,856,837.30/x
  3. Step 3: Cross multiply
    2,809,043,721.30x = 4,213,565,581.95 × 2,636,856,837.30
  4. Step 4: Simplify right side
    2,809,043,721.30x = 11,110,569,214,176,811,008
  5. Step 5: Solve for x
    x = 11,110,569,214,176,811,008/2,809,043,721.30
  6. Step 6: Final answer
    x = 3,955,285,255.95

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1.5x scale

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.