Home / 197,731,742.29-296,389,991.79-66,528,467.47

Finding the Fourth Proportional to 197,731,742.29, 296,389,991.79 and 66,528,467.47

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Solution

The fourth proportional to 197,731,742.29, 296,389,991.79 and 66,528,467.47 is: 99,722,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,731,742.29 : 296,389,991.79 = 66,528,467.47 : x
  2. Step 2: Convert to fraction form
    197,731,742.29/296,389,991.79 = 66,528,467.47/x
  3. Step 3: Cross multiply
    197,731,742.29x = 296,389,991.79 × 66,528,467.47
  4. Step 4: Simplify right side
    197,731,742.29x = 19,718,371,927,234,584
  5. Step 5: Solve for x
    x = 19,718,371,927,234,584/197,731,742.29
  6. Step 6: Final answer
    x = 99,722,845.20

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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.