Home / 151,848,655.80-209,550,101.43-82,232,443.59

Finding the Fourth Proportional to 151,848,655.80, 209,550,101.43 and 82,232,443.59

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Solution

The fourth proportional to 151,848,655.80, 209,550,101.43 and 82,232,443.59 is: 113,480,207.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,848,655.80 : 209,550,101.43 = 82,232,443.59 : x
  2. Step 2: Convert to fraction form
    151,848,655.80/209,550,101.43 = 82,232,443.59/x
  3. Step 3: Cross multiply
    151,848,655.80x = 209,550,101.43 × 82,232,443.59
  4. Step 4: Simplify right side
    151,848,655.80x = 17,231,816,895,121,254
  5. Step 5: Solve for x
    x = 17,231,816,895,121,254/151,848,655.80
  6. Step 6: Final answer
    x = 113,480,207.01

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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.