Home / 392,368,946.06-588,349,056.93-185,051,691.92

Finding the Fourth Proportional to 392,368,946.06, 588,349,056.93 and 185,051,691.92

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Solution

The fourth proportional to 392,368,946.06, 588,349,056.93 and 185,051,691.92 is: 277,481,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,368,946.06 : 588,349,056.93 = 185,051,691.92 : x
  2. Step 2: Convert to fraction form
    392,368,946.06/588,349,056.93 = 185,051,691.92/x
  3. Step 3: Cross multiply
    392,368,946.06x = 588,349,056.93 × 185,051,691.92
  4. Step 4: Simplify right side
    392,368,946.06x = 108,874,988,421,491,136
  5. Step 5: Solve for x
    x = 108,874,988,421,491,136/392,368,946.06
  6. Step 6: Final answer
    x = 277,481,155.21

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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.