Home / 15,016,856,264.36-20,723,282,166.36-8,150,252,998.68

Finding the Fourth Proportional to 15,016,856,264.36, 20,723,282,166.36 and 8,150,252,998.68

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Solution

The fourth proportional to 15,016,856,264.36, 20,723,282,166.36 and 8,150,252,998.68 is: 11,247,360,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,856,264.36 : 20,723,282,166.36 = 8,150,252,998.68 : x
  2. Step 2: Convert to fraction form
    15,016,856,264.36/20,723,282,166.36 = 8,150,252,998.68/x
  3. Step 3: Cross multiply
    15,016,856,264.36x = 20,723,282,166.36 × 8,150,252,998.68
  4. Step 4: Simplify right side
    15,016,856,264.36x = 168,899,992,618,838,360,064
  5. Step 5: Solve for x
    x = 168,899,992,618,838,360,064/15,016,856,264.36
  6. Step 6: Final answer
    x = 11,247,360,276.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.