Home / 31,285,211,479.11-43,174,410,088.28-17,012,873,834.12

Finding the Fourth Proportional to 31,285,211,479.11, 43,174,410,088.28 and 17,012,873,834.12

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Solution

The fourth proportional to 31,285,211,479.11, 43,174,410,088.28 and 17,012,873,834.12 is: 23,478,210,853.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285,211,479.11 : 43,174,410,088.28 = 17,012,873,834.12 : x
  2. Step 2: Convert to fraction form
    31,285,211,479.11/43,174,410,088.28 = 17,012,873,834.12/x
  3. Step 3: Cross multiply
    31,285,211,479.11x = 43,174,410,088.28 × 17,012,873,834.12
  4. Step 4: Simplify right side
    31,285,211,479.11x = 734,520,791,694,465,433,600
  5. Step 5: Solve for x
    x = 734,520,791,694,465,433,600/31,285,211,479.11
  6. Step 6: Final answer
    x = 23,478,210,853.23

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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.