Home / 90,396,004.80-135,594,007.20-29,808,523.20

Finding the Fourth Proportional to 90,396,004.80, 135,594,007.20 and 29,808,523.20

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Solution

The fourth proportional to 90,396,004.80, 135,594,007.20 and 29,808,523.20 is: 44,712,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,396,004.80 : 135,594,007.20 = 29,808,523.20 : x
  2. Step 2: Convert to fraction form
    90,396,004.80/135,594,007.20 = 29,808,523.20/x
  3. Step 3: Cross multiply
    90,396,004.80x = 135,594,007.20 × 29,808,523.20
  4. Step 4: Simplify right side
    90,396,004.80x = 4,041,857,109,402,166.50
  5. Step 5: Solve for x
    x = 4,041,857,109,402,166.50/90,396,004.80
  6. Step 6: Final answer
    x = 44,712,784.80

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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.