Home / 75,492,879.80-113,238,181.90-33,964,428.36

Finding the Fourth Proportional to 75,492,879.80, 113,238,181.90 and 33,964,428.36

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Solution

The fourth proportional to 75,492,879.80, 113,238,181.90 and 33,964,428.36 is: 50,946,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,492,879.80 : 113,238,181.90 = 33,964,428.36 : x
  2. Step 2: Convert to fraction form
    75,492,879.80/113,238,181.90 = 33,964,428.36/x
  3. Step 3: Cross multiply
    75,492,879.80x = 113,238,181.90 × 33,964,428.36
  4. Step 4: Simplify right side
    75,492,879.80x = 3,846,070,116,759,199
  5. Step 5: Solve for x
    x = 3,846,070,116,759,199/75,492,879.80
  6. Step 6: Final answer
    x = 50,946,130.64

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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.