Home / 45,465,235.58-68,240,969.00-28,141,032.29

Finding the Fourth Proportional to 45,465,235.58, 68,240,969.00 and 28,141,032.29

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Solution

The fourth proportional to 45,465,235.58, 68,240,969.00 and 28,141,032.29 is: 42,238,235.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,465,235.58 : 68,240,969.00 = 28,141,032.29 : x
  2. Step 2: Convert to fraction form
    45,465,235.58/68,240,969.00 = 28,141,032.29/x
  3. Step 3: Cross multiply
    45,465,235.58x = 68,240,969.00 × 28,141,032.29
  4. Step 4: Simplify right side
    45,465,235.58x = 1,920,371,311,647,979.25
  5. Step 5: Solve for x
    x = 1,920,371,311,647,979.25/45,465,235.58
  6. Step 6: Final answer
    x = 42,238,235.16

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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.