Home / 119,094,462.80-178,641,694.20-89,995,115.60

Finding the Fourth Proportional to 119,094,462.80, 178,641,694.20 and 89,995,115.60

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Solution

The fourth proportional to 119,094,462.80, 178,641,694.20 and 89,995,115.60 is: 134,992,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,094,462.80 : 178,641,694.20 = 89,995,115.60 : x
  2. Step 2: Convert to fraction form
    119,094,462.80/178,641,694.20 = 89,995,115.60/x
  3. Step 3: Cross multiply
    119,094,462.80x = 178,641,694.20 × 89,995,115.60
  4. Step 4: Simplify right side
    119,094,462.80x = 16,076,879,920,508,848
  5. Step 5: Solve for x
    x = 16,076,879,920,508,848/119,094,462.80
  6. Step 6: Final answer
    x = 134,992,673.40

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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.