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Finding the Fourth Proportional to 392,368,950.06, 588,349,062.93 and 185,051,695.92

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Solution

The fourth proportional to 392,368,950.06, 588,349,062.93 and 185,051,695.92 is: 277,481,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,368,950.06 : 588,349,062.93 = 185,051,695.92 : x
  2. Step 2: Convert to fraction form
    392,368,950.06/588,349,062.93 = 185,051,695.92/x
  3. Step 3: Cross multiply
    392,368,950.06x = 588,349,062.93 × 185,051,695.92
  4. Step 4: Simplify right side
    392,368,950.06x = 108,874,991,888,139,280
  5. Step 5: Solve for x
    x = 108,874,991,888,139,280/392,368,950.06
  6. Step 6: Final answer
    x = 277,481,161.22

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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.