Home / 82,509,089,137.29-123,763,479,228.23-25,853,289,410.52

Finding the Fourth Proportional to 82,509,089,137.29, 123,763,479,228.23 and 25,853,289,410.52

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Solution

The fourth proportional to 82,509,089,137.29, 123,763,479,228.23 and 25,853,289,410.52 is: 38,779,885,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,089,137.29 : 123,763,479,228.23 = 25,853,289,410.52 : x
  2. Step 2: Convert to fraction form
    82,509,089,137.29/123,763,479,228.23 = 25,853,289,410.52/x
  3. Step 3: Cross multiply
    82,509,089,137.29x = 123,763,479,228.23 × 25,853,289,410.52
  4. Step 4: Simplify right side
    82,509,089,137.29x = 3,199,693,046,940,310,700,032
  5. Step 5: Solve for x
    x = 3,199,693,046,940,310,700,032/82,509,089,137.29
  6. Step 6: Final answer
    x = 38,779,885,711.94

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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.