Home / 73,066,077.54-100,807,462.52-49,820,848.20

Finding the Fourth Proportional to 73,066,077.54, 100,807,462.52 and 49,820,848.20

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Solution

The fourth proportional to 73,066,077.54, 100,807,462.52 and 49,820,848.20 is: 68,736,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,066,077.54 : 100,807,462.52 = 49,820,848.20 : x
  2. Step 2: Convert to fraction form
    73,066,077.54/100,807,462.52 = 49,820,848.20/x
  3. Step 3: Cross multiply
    73,066,077.54x = 100,807,462.52 × 49,820,848.20
  4. Step 4: Simplify right side
    73,066,077.54x = 5,022,313,287,853,827
  5. Step 5: Solve for x
    x = 5,022,313,287,853,827/73,066,077.54
  6. Step 6: Final answer
    x = 68,736,593.74

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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.