Home / 136,593,126.56-188,496,160.61-77,054,551.43

Finding the Fourth Proportional to 136,593,126.56, 188,496,160.61 and 77,054,551.43

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Solution

The fourth proportional to 136,593,126.56, 188,496,160.61 and 77,054,551.43 is: 106,333,953.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,593,126.56 : 188,496,160.61 = 77,054,551.43 : x
  2. Step 2: Convert to fraction form
    136,593,126.56/188,496,160.61 = 77,054,551.43/x
  3. Step 3: Cross multiply
    136,593,126.56x = 188,496,160.61 × 77,054,551.43
  4. Step 4: Simplify right side
    136,593,126.56x = 14,524,487,100,753,030
  5. Step 5: Solve for x
    x = 14,524,487,100,753,030/136,593,126.56
  6. Step 6: Final answer
    x = 106,333,953.01

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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.