Home / 51,715,308,946.11-71,368,887,244.79-30,011,771,014.54

Finding the Fourth Proportional to 51,715,308,946.11, 71,368,887,244.79 and 30,011,771,014.54

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Solution

The fourth proportional to 51,715,308,946.11, 71,368,887,244.79 and 30,011,771,014.54 is: 41,417,265,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,715,308,946.11 : 71,368,887,244.79 = 30,011,771,014.54 : x
  2. Step 2: Convert to fraction form
    51,715,308,946.11/71,368,887,244.79 = 30,011,771,014.54/x
  3. Step 3: Cross multiply
    51,715,308,946.11x = 71,368,887,244.79 × 30,011,771,014.54
  4. Step 4: Simplify right side
    51,715,308,946.11x = 2,141,906,701,552,947,560,448
  5. Step 5: Solve for x
    x = 2,141,906,701,552,947,560,448/51,715,308,946.11
  6. Step 6: Final answer
    x = 41,417,265,896.74

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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.