Home / 93,670,072.70-140,518,493.49-28,979,400.02

Finding the Fourth Proportional to 93,670,072.70, 140,518,493.49 and 28,979,400.02

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Solution

The fourth proportional to 93,670,072.70, 140,518,493.49 and 28,979,400.02 is: 43,473,240.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,670,072.70 : 140,518,493.49 = 28,979,400.02 : x
  2. Step 2: Convert to fraction form
    93,670,072.70/140,518,493.49 = 28,979,400.02/x
  3. Step 3: Cross multiply
    93,670,072.70x = 140,518,493.49 × 28,979,400.02
  4. Step 4: Simplify right side
    93,670,072.70x = 4,072,141,633,054,476
  5. Step 5: Solve for x
    x = 4,072,141,633,054,476/93,670,072.70
  6. Step 6: Final answer
    x = 43,473,240.87

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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.