Home / 186,995,655.24-258,054,059.79-102,223,142.52

Finding the Fourth Proportional to 186,995,655.24, 258,054,059.79 and 102,223,142.52

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Solution

The fourth proportional to 186,995,655.24, 258,054,059.79 and 102,223,142.52 is: 141,067,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,995,655.24 : 258,054,059.79 = 102,223,142.52 : x
  2. Step 2: Convert to fraction form
    186,995,655.24/258,054,059.79 = 102,223,142.52/x
  3. Step 3: Cross multiply
    186,995,655.24x = 258,054,059.79 × 102,223,142.52
  4. Step 4: Simplify right side
    186,995,655.24x = 26,379,096,932,260,332
  5. Step 5: Solve for x
    x = 26,379,096,932,260,332/186,995,655.24
  6. Step 6: Final answer
    x = 141,067,967.05

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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.