Home / 133,792,245.12-184,631,032.74-75,053,649.06

Finding the Fourth Proportional to 133,792,245.12, 184,631,032.74 and 75,053,649.06

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Solution

The fourth proportional to 133,792,245.12, 184,631,032.74 and 75,053,649.06 is: 103,572,764.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,792,245.12 : 184,631,032.74 = 75,053,649.06 : x
  2. Step 2: Convert to fraction form
    133,792,245.12/184,631,032.74 = 75,053,649.06/x
  3. Step 3: Cross multiply
    133,792,245.12x = 184,631,032.74 × 75,053,649.06
  4. Step 4: Simplify right side
    133,792,245.12x = 13,857,232,736,853,332
  5. Step 5: Solve for x
    x = 13,857,232,736,853,332/133,792,245.12
  6. Step 6: Final answer
    x = 103,572,764.81

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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.