Home / 186,664,828.32-257,559,004.26-107,264,553.48

Finding the Fourth Proportional to 186,664,828.32, 257,559,004.26 and 107,264,553.48

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Solution

The fourth proportional to 186,664,828.32, 257,559,004.26 and 107,264,553.48 is: 148,002,983.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,664,828.32 : 257,559,004.26 = 107,264,553.48 : x
  2. Step 2: Convert to fraction form
    186,664,828.32/257,559,004.26 = 107,264,553.48/x
  3. Step 3: Cross multiply
    186,664,828.32x = 257,559,004.26 × 107,264,553.48
  4. Step 4: Simplify right side
    186,664,828.32x = 27,626,951,586,702,316
  5. Step 5: Solve for x
    x = 27,626,951,586,702,316/186,664,828.32
  6. Step 6: Final answer
    x = 148,002,983.93

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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.