Home / 197,731,743.29-296,389,993.29-66,528,468.47

Finding the Fourth Proportional to 197,731,743.29, 296,389,993.29 and 66,528,468.47

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Solution

The fourth proportional to 197,731,743.29, 296,389,993.29 and 66,528,468.47 is: 99,722,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,731,743.29 : 296,389,993.29 = 66,528,468.47 : x
  2. Step 2: Convert to fraction form
    197,731,743.29/296,389,993.29 = 66,528,468.47/x
  3. Step 3: Cross multiply
    197,731,743.29x = 296,389,993.29 × 66,528,468.47
  4. Step 4: Simplify right side
    197,731,743.29x = 19,718,372,323,417,276
  5. Step 5: Solve for x
    x = 19,718,372,323,417,276/197,731,743.29
  6. Step 6: Final answer
    x = 99,722,846.70

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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.