Home / 8,662,921,212.15-11,954,901,465.59-4,800,521,332.54

Finding the Fourth Proportional to 8,662,921,212.15, 11,954,901,465.59 and 4,800,521,332.54

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Solution

The fourth proportional to 8,662,921,212.15, 11,954,901,465.59 and 4,800,521,332.54 is: 6,624,758,335.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,921,212.15 : 11,954,901,465.59 = 4,800,521,332.54 : x
  2. Step 2: Convert to fraction form
    8,662,921,212.15/11,954,901,465.59 = 4,800,521,332.54/x
  3. Step 3: Cross multiply
    8,662,921,212.15x = 11,954,901,465.59 × 4,800,521,332.54
  4. Step 4: Simplify right side
    8,662,921,212.15x = 57,389,759,513,934,217,216
  5. Step 5: Solve for x
    x = 57,389,759,513,934,217,216/8,662,921,212.15
  6. Step 6: Final answer
    x = 6,624,758,335.96

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Double scale
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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.