Home / 494,811,416.10-742,312,586.68-188,079,548.52

Finding the Fourth Proportional to 494,811,416.10, 742,312,586.68 and 188,079,548.52

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Solution

The fourth proportional to 494,811,416.10, 742,312,586.68 and 188,079,548.52 is: 282,155,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,811,416.10 : 742,312,586.68 = 188,079,548.52 : x
  2. Step 2: Convert to fraction form
    494,811,416.10/742,312,586.68 = 188,079,548.52/x
  3. Step 3: Cross multiply
    494,811,416.10x = 742,312,586.68 × 188,079,548.52
  4. Step 4: Simplify right side
    494,811,416.10x = 139,613,816,163,487,760
  5. Step 5: Solve for x
    x = 139,613,816,163,487,760/494,811,416.10
  6. Step 6: Final answer
    x = 282,155,608.42

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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.