Home / 82,178,764.58-123,239,070.96-23,874,312.48

Finding the Fourth Proportional to 82,178,764.58, 123,239,070.96 and 23,874,312.48

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Solution

The fourth proportional to 82,178,764.58, 123,239,070.96 and 23,874,312.48 is: 35,803,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,178,764.58 : 123,239,070.96 = 23,874,312.48 : x
  2. Step 2: Convert to fraction form
    82,178,764.58/123,239,070.96 = 23,874,312.48/x
  3. Step 3: Cross multiply
    82,178,764.58x = 123,239,070.96 × 23,874,312.48
  4. Step 4: Simplify right side
    82,178,764.58x = 2,942,248,089,843,933.50
  5. Step 5: Solve for x
    x = 2,942,248,089,843,933.50/82,178,764.58
  6. Step 6: Final answer
    x = 35,803,021.68

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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.