Home / 157,513,467.72-236,269,210.14-84,764,516.52

Finding the Fourth Proportional to 157,513,467.72, 236,269,210.14 and 84,764,516.52

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Solution

The fourth proportional to 157,513,467.72, 236,269,210.14 and 84,764,516.52 is: 127,146,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,513,467.72 : 236,269,210.14 = 84,764,516.52 : x
  2. Step 2: Convert to fraction form
    157,513,467.72/236,269,210.14 = 84,764,516.52/x
  3. Step 3: Cross multiply
    157,513,467.72x = 236,269,210.14 × 84,764,516.52
  4. Step 4: Simplify right side
    157,513,467.72x = 20,027,245,366,079,380
  5. Step 5: Solve for x
    x = 20,027,245,366,079,380/157,513,467.72
  6. Step 6: Final answer
    x = 127,146,241.25

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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.