Home / 255,485,543.00-383,228,314.51-80,626,299.12

Finding the Fourth Proportional to 255,485,543.00, 383,228,314.51 and 80,626,299.12

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Solution

The fourth proportional to 255,485,543.00, 383,228,314.51 and 80,626,299.12 is: 120,939,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,485,543.00 : 383,228,314.51 = 80,626,299.12 : x
  2. Step 2: Convert to fraction form
    255,485,543.00/383,228,314.51 = 80,626,299.12/x
  3. Step 3: Cross multiply
    255,485,543.00x = 383,228,314.51 × 80,626,299.12
  4. Step 4: Simplify right side
    255,485,543.00x = 30,898,280,716,735,132
  5. Step 5: Solve for x
    x = 30,898,280,716,735,132/255,485,543.00
  6. Step 6: Final answer
    x = 120,939,448.68

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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.