Home / 187,066,395.47-258,146,284.77-103,433,082.44

Finding the Fourth Proportional to 187,066,395.47, 258,146,284.77 and 103,433,082.44

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Solution

The fourth proportional to 187,066,395.47, 258,146,284.77 and 103,433,082.44 is: 142,734,700.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,066,395.47 : 258,146,284.77 = 103,433,082.44 : x
  2. Step 2: Convert to fraction form
    187,066,395.47/258,146,284.77 = 103,433,082.44/x
  3. Step 3: Cross multiply
    187,066,395.47x = 258,146,284.77 × 103,433,082.44
  4. Step 4: Simplify right side
    187,066,395.47x = 26,700,865,952,904,396
  5. Step 5: Solve for x
    x = 26,700,865,952,904,396/187,066,395.47
  6. Step 6: Final answer
    x = 142,734,700.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.