Home / 186,400,439.73-279,602,060.63-82,741,777.61

Finding the Fourth Proportional to 186,400,439.73, 279,602,060.63 and 82,741,777.61

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Solution

The fourth proportional to 186,400,439.73, 279,602,060.63 and 82,741,777.61 is: 124,113,288.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,400,439.73 : 279,602,060.63 = 82,741,777.61 : x
  2. Step 2: Convert to fraction form
    186,400,439.73/279,602,060.63 = 82,741,777.61/x
  3. Step 3: Cross multiply
    186,400,439.73x = 279,602,060.63 × 82,741,777.61
  4. Step 4: Simplify right side
    186,400,439.73x = 23,134,771,518,133,480
  5. Step 5: Solve for x
    x = 23,134,771,518,133,480/186,400,439.73
  6. Step 6: Final answer
    x = 124,113,288.31

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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.