Home / 193,843,112.72-290,767,201.76-64,450,722.88

Finding the Fourth Proportional to 193,843,112.72, 290,767,201.76 and 64,450,722.88

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Solution

The fourth proportional to 193,843,112.72, 290,767,201.76 and 64,450,722.88 is: 96,676,926.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,843,112.72 : 290,767,201.76 = 64,450,722.88 : x
  2. Step 2: Convert to fraction form
    193,843,112.72/290,767,201.76 = 64,450,722.88/x
  3. Step 3: Cross multiply
    193,843,112.72x = 290,767,201.76 × 64,450,722.88
  4. Step 4: Simplify right side
    193,843,112.72x = 18,740,156,343,226,808
  5. Step 5: Solve for x
    x = 18,740,156,343,226,808/193,843,112.72
  6. Step 6: Final answer
    x = 96,676,926.41

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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.