Home / 362,315,898.73-499,929,521.83-213,683,529.61

Finding the Fourth Proportional to 362,315,898.73, 499,929,521.83 and 213,683,529.61

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Solution

The fourth proportional to 362,315,898.73, 499,929,521.83 and 213,683,529.61 is: 294,844,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,315,898.73 : 499,929,521.83 = 213,683,529.61 : x
  2. Step 2: Convert to fraction form
    362,315,898.73/499,929,521.83 = 213,683,529.61/x
  3. Step 3: Cross multiply
    362,315,898.73x = 499,929,521.83 × 213,683,529.61
  4. Step 4: Simplify right side
    362,315,898.73x = 106,826,704,779,089,904
  5. Step 5: Solve for x
    x = 106,826,704,779,089,904/362,315,898.73
  6. Step 6: Final answer
    x = 294,844,099.18

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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.