Home / 186,624,561.15-279,936,841.73-168,484,708.35

Finding the Fourth Proportional to 186,624,561.15, 279,936,841.73 and 168,484,708.35

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Solution

The fourth proportional to 186,624,561.15, 279,936,841.73 and 168,484,708.35 is: 252,727,062.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,561.15 : 279,936,841.73 = 168,484,708.35 : x
  2. Step 2: Convert to fraction form
    186,624,561.15/279,936,841.73 = 168,484,708.35/x
  3. Step 3: Cross multiply
    186,624,561.15x = 279,936,841.73 × 168,484,708.35
  4. Step 4: Simplify right side
    186,624,561.15x = 47,165,077,134,456,736
  5. Step 5: Solve for x
    x = 47,165,077,134,456,736/186,624,561.15
  6. Step 6: Final answer
    x = 252,727,062.53

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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.