Home / 88,890,014.80-133,618,457.40-83,788,181.20

Finding the Fourth Proportional to 88,890,014.80, 133,618,457.40 and 83,788,181.20

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Solution

The fourth proportional to 88,890,014.80, 133,618,457.40 and 83,788,181.20 is: 125,949,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,890,014.80 : 133,618,457.40 = 83,788,181.20 : x
  2. Step 2: Convert to fraction form
    88,890,014.80/133,618,457.40 = 83,788,181.20/x
  3. Step 3: Cross multiply
    88,890,014.80x = 133,618,457.40 × 83,788,181.20
  4. Step 4: Simplify right side
    88,890,014.80x = 11,195,647,520,295,682
  5. Step 5: Solve for x
    x = 11,195,647,520,295,682/88,890,014.80
  6. Step 6: Final answer
    x = 125,949,439.26

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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.