Home / 186,605,134.69-257,566,305.32-108,313,911.18

Finding the Fourth Proportional to 186,605,134.69, 257,566,305.32 and 108,313,911.18

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Solution

The fourth proportional to 186,605,134.69, 257,566,305.32 and 108,313,911.18 is: 149,502,927.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,605,134.69 : 257,566,305.32 = 108,313,911.18 : x
  2. Step 2: Convert to fraction form
    186,605,134.69/257,566,305.32 = 108,313,911.18/x
  3. Step 3: Cross multiply
    186,605,134.69x = 257,566,305.32 × 108,313,911.18
  4. Step 4: Simplify right side
    186,605,134.69x = 27,898,013,917,391,244
  5. Step 5: Solve for x
    x = 27,898,013,917,391,244/186,605,134.69
  6. Step 6: Final answer
    x = 149,502,927.47

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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.