Home / 136,118,424,606.28-187,859,897,725.51-77,471,505,743.29

Finding the Fourth Proportional to 136,118,424,606.28, 187,859,897,725.51 and 77,471,505,743.29

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Solution

The fourth proportional to 136,118,424,606.28, 187,859,897,725.51 and 77,471,505,743.29 is: 106,920,052,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,118,424,606.28 : 187,859,897,725.51 = 77,471,505,743.29 : x
  2. Step 2: Convert to fraction form
    136,118,424,606.28/187,859,897,725.51 = 77,471,505,743.29/x
  3. Step 3: Cross multiply
    136,118,424,606.28x = 187,859,897,725.51 × 77,471,505,743.29
  4. Step 4: Simplify right side
    136,118,424,606.28x = 14,553,789,145,575,344,570,368
  5. Step 5: Solve for x
    x = 14,553,789,145,575,344,570,368/136,118,424,606.28
  6. Step 6: Final answer
    x = 106,920,052,797.20

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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.