Home / 15,661,257,177.60-21,613,105,146.24-8,524,326,035.52

Finding the Fourth Proportional to 15,661,257,177.60, 21,613,105,146.24 and 8,524,326,035.52

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Solution

The fourth proportional to 15,661,257,177.60, 21,613,105,146.24 and 8,524,326,035.52 is: 11,763,880,307.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661,257,177.60 : 21,613,105,146.24 = 8,524,326,035.52 : x
  2. Step 2: Convert to fraction form
    15,661,257,177.60/21,613,105,146.24 = 8,524,326,035.52/x
  3. Step 3: Cross multiply
    15,661,257,177.60x = 21,613,105,146.24 × 8,524,326,035.52
  4. Step 4: Simplify right side
    15,661,257,177.60x = 184,237,154,906,524,942,336
  5. Step 5: Solve for x
    x = 184,237,154,906,524,942,336/15,661,257,177.60
  6. Step 6: Final answer
    x = 11,763,880,307.77

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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.