Home / 189,722,266.20-284,583,399.30-87,685,594.20

Finding the Fourth Proportional to 189,722,266.20, 284,583,399.30 and 87,685,594.20

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Solution

The fourth proportional to 189,722,266.20, 284,583,399.30 and 87,685,594.20 is: 131,528,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,722,266.20 : 284,583,399.30 = 87,685,594.20 : x
  2. Step 2: Convert to fraction form
    189,722,266.20/284,583,399.30 = 87,685,594.20/x
  3. Step 3: Cross multiply
    189,722,266.20x = 284,583,399.30 × 87,685,594.20
  4. Step 4: Simplify right side
    189,722,266.20x = 24,953,864,467,076,364
  5. Step 5: Solve for x
    x = 24,953,864,467,076,364/189,722,266.20
  6. Step 6: Final answer
    x = 131,528,391.30

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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.