Home / 89,542,172.80-134,313,259.20-28,964,022.40

Finding the Fourth Proportional to 89,542,172.80, 134,313,259.20 and 28,964,022.40

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Solution

The fourth proportional to 89,542,172.80, 134,313,259.20 and 28,964,022.40 is: 43,446,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542,172.80 : 134,313,259.20 = 28,964,022.40 : x
  2. Step 2: Convert to fraction form
    89,542,172.80/134,313,259.20 = 28,964,022.40/x
  3. Step 3: Cross multiply
    89,542,172.80x = 134,313,259.20 × 28,964,022.40
  4. Step 4: Simplify right side
    89,542,172.80x = 3,890,252,248,085,805.50
  5. Step 5: Solve for x
    x = 3,890,252,248,085,805.50/89,542,172.80
  6. Step 6: Final answer
    x = 43,446,033.60

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1.5x scale

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.