Home / 453,986,461,715.39-626,501,370,286.82-248,220,840,453.11

Finding the Fourth Proportional to 453,986,461,715.39, 626,501,370,286.82 and 248,220,840,453.11

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Solution

The fourth proportional to 453,986,461,715.39, 626,501,370,286.82 and 248,220,840,453.11 is: 342,544,788,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,986,461,715.39 : 626,501,370,286.82 = 248,220,840,453.11 : x
  2. Step 2: Convert to fraction form
    453,986,461,715.39/626,501,370,286.82 = 248,220,840,453.11/x
  3. Step 3: Cross multiply
    453,986,461,715.39x = 626,501,370,286.82 × 248,220,840,453.11
  4. Step 4: Simplify right side
    453,986,461,715.39x = 155,510,696,677,619,510,804,480
  5. Step 5: Solve for x
    x = 155,510,696,677,619,510,804,480/453,986,461,715.39
  6. Step 6: Final answer
    x = 342,544,788,868.86

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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.