Home / 141,653,952.81-195,482,859.75-82,126,817.37

Finding the Fourth Proportional to 141,653,952.81, 195,482,859.75 and 82,126,817.37

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Solution

The fourth proportional to 141,653,952.81, 195,482,859.75 and 82,126,817.37 is: 113,335,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,653,952.81 : 195,482,859.75 = 82,126,817.37 : x
  2. Step 2: Convert to fraction form
    141,653,952.81/195,482,859.75 = 82,126,817.37/x
  3. Step 3: Cross multiply
    141,653,952.81x = 195,482,859.75 × 82,126,817.37
  4. Step 4: Simplify right side
    141,653,952.81x = 16,054,385,121,653,574
  5. Step 5: Solve for x
    x = 16,054,385,121,653,574/141,653,952.81
  6. Step 6: Final answer
    x = 113,335,242.70

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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.