Home / 526,479,238.60-789,718,857.90-373,424,230.60

Finding the Fourth Proportional to 526,479,238.60, 789,718,857.90 and 373,424,230.60

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Solution

The fourth proportional to 526,479,238.60, 789,718,857.90 and 373,424,230.60 is: 560,136,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,479,238.60 : 789,718,857.90 = 373,424,230.60 : x
  2. Step 2: Convert to fraction form
    526,479,238.60/789,718,857.90 = 373,424,230.60/x
  3. Step 3: Cross multiply
    526,479,238.60x = 789,718,857.90 × 373,424,230.60
  4. Step 4: Simplify right side
    526,479,238.60x = 294,900,156,901,618,240
  5. Step 5: Solve for x
    x = 294,900,156,901,618,240/526,479,238.60
  6. Step 6: Final answer
    x = 560,136,345.90

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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.