Home / 139,119,822.54-208,686,444.45-45,744,726.54

Finding the Fourth Proportional to 139,119,822.54, 208,686,444.45 and 45,744,726.54

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Solution

The fourth proportional to 139,119,822.54, 208,686,444.45 and 45,744,726.54 is: 68,619,296.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,119,822.54 : 208,686,444.45 = 45,744,726.54 : x
  2. Step 2: Convert to fraction form
    139,119,822.54/208,686,444.45 = 45,744,726.54/x
  3. Step 3: Cross multiply
    139,119,822.54x = 208,686,444.45 × 45,744,726.54
  4. Step 4: Simplify right side
    139,119,822.54x = 9,546,304,333,970,150
  5. Step 5: Solve for x
    x = 9,546,304,333,970,150/139,119,822.54
  6. Step 6: Final answer
    x = 68,619,296.37

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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.