Home / 255,555,016.20-383,238,045.90-83,037,457.80

Finding the Fourth Proportional to 255,555,016.20, 383,238,045.90 and 83,037,457.80

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Solution

The fourth proportional to 255,555,016.20, 383,238,045.90 and 83,037,457.80 is: 124,525,487.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,555,016.20 : 383,238,045.90 = 83,037,457.80 : x
  2. Step 2: Convert to fraction form
    255,555,016.20/383,238,045.90 = 83,037,457.80/x
  3. Step 3: Cross multiply
    255,555,016.20x = 383,238,045.90 × 83,037,457.80
  4. Step 4: Simplify right side
    255,555,016.20x = 31,823,113,063,775,708
  5. Step 5: Solve for x
    x = 31,823,113,063,775,708/255,555,016.20
  6. Step 6: Final answer
    x = 124,525,487.85

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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.