Home / 54,701,429,556.81-75,490,332,043.23-30,286,839,583.80

Finding the Fourth Proportional to 54,701,429,556.81, 75,490,332,043.23 and 30,286,839,583.80

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Solution

The fourth proportional to 54,701,429,556.81, 75,490,332,043.23 and 30,286,839,583.80 is: 41,797,144,887.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,701,429,556.81 : 75,490,332,043.23 = 30,286,839,583.80 : x
  2. Step 2: Convert to fraction form
    54,701,429,556.81/75,490,332,043.23 = 30,286,839,583.80/x
  3. Step 3: Cross multiply
    54,701,429,556.81x = 75,490,332,043.23 × 30,286,839,583.80
  4. Step 4: Simplify right side
    54,701,429,556.81x = 2,286,363,576,721,103,650,816
  5. Step 5: Solve for x
    x = 2,286,363,576,721,103,650,816/54,701,429,556.81
  6. Step 6: Final answer
    x = 41,797,144,887.17

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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.