Home / 195,991,970.35-293,987,955.43-73,179,878.76

Finding the Fourth Proportional to 195,991,970.35, 293,987,955.43 and 73,179,878.76

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Solution

The fourth proportional to 195,991,970.35, 293,987,955.43 and 73,179,878.76 is: 109,769,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,991,970.35 : 293,987,955.43 = 73,179,878.76 : x
  2. Step 2: Convert to fraction form
    195,991,970.35/293,987,955.43 = 73,179,878.76/x
  3. Step 3: Cross multiply
    195,991,970.35x = 293,987,955.43 × 73,179,878.76
  4. Step 4: Simplify right side
    195,991,970.35x = 21,514,002,935,267,684
  5. Step 5: Solve for x
    x = 21,514,002,935,267,684/195,991,970.35
  6. Step 6: Final answer
    x = 109,769,818.10

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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.