Home / 190,722,945.06-286,127,063.28-69,554,397.06

Finding the Fourth Proportional to 190,722,945.06, 286,127,063.28 and 69,554,397.06

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Solution

The fourth proportional to 190,722,945.06, 286,127,063.28 and 69,554,397.06 is: 104,347,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,722,945.06 : 286,127,063.28 = 69,554,397.06 : x
  2. Step 2: Convert to fraction form
    190,722,945.06/286,127,063.28 = 69,554,397.06/x
  3. Step 3: Cross multiply
    190,722,945.06x = 286,127,063.28 × 69,554,397.06
  4. Step 4: Simplify right side
    190,722,945.06x = 19,901,395,368,988,864
  5. Step 5: Solve for x
    x = 19,901,395,368,988,864/190,722,945.06
  6. Step 6: Final answer
    x = 104,347,147.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.