Home / 193,145,941,544.40-266,541,412,148.04-107,505,069,397.20

Finding the Fourth Proportional to 193,145,941,544.40, 266,541,412,148.04 and 107,505,069,397.20

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Solution

The fourth proportional to 193,145,941,544.40, 266,541,412,148.04 and 107,505,069,397.20 is: 148,357,002,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,145,941,544.40 : 266,541,412,148.04 = 107,505,069,397.20 : x
  2. Step 2: Convert to fraction form
    193,145,941,544.40/266,541,412,148.04 = 107,505,069,397.20/x
  3. Step 3: Cross multiply
    193,145,941,544.40x = 266,541,412,148.04 × 107,505,069,397.20
  4. Step 4: Simplify right side
    193,145,941,544.40x = 28,654,553,010,202,728,202,240
  5. Step 5: Solve for x
    x = 28,654,553,010,202,728,202,240/193,145,941,544.40
  6. Step 6: Final answer
    x = 148,357,002,901.95

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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.