Home / 497,472,144.21-746,303,861.12-190,740,336.57

Finding the Fourth Proportional to 497,472,144.21, 746,303,861.12 and 190,740,336.57

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Solution

The fourth proportional to 497,472,144.21, 746,303,861.12 and 190,740,336.57 is: 286,147,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,472,144.21 : 746,303,861.12 = 190,740,336.57 : x
  2. Step 2: Convert to fraction form
    497,472,144.21/746,303,861.12 = 190,740,336.57/x
  3. Step 3: Cross multiply
    497,472,144.21x = 746,303,861.12 × 190,740,336.57
  4. Step 4: Simplify right side
    497,472,144.21x = 142,350,249,652,565,632
  5. Step 5: Solve for x
    x = 142,350,249,652,565,632/497,472,144.21
  6. Step 6: Final answer
    x = 286,147,176.90

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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.