Home / 269,037,124.20-403,555,686.30-87,284,302.20

Finding the Fourth Proportional to 269,037,124.20, 403,555,686.30 and 87,284,302.20

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Solution

The fourth proportional to 269,037,124.20, 403,555,686.30 and 87,284,302.20 is: 130,926,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,037,124.20 : 403,555,686.30 = 87,284,302.20 : x
  2. Step 2: Convert to fraction form
    269,037,124.20/403,555,686.30 = 87,284,302.20/x
  3. Step 3: Cross multiply
    269,037,124.20x = 403,555,686.30 × 87,284,302.20
  4. Step 4: Simplify right side
    269,037,124.20x = 35,224,076,477,537,604
  5. Step 5: Solve for x
    x = 35,224,076,477,537,604/269,037,124.20
  6. Step 6: Final answer
    x = 130,926,453.30

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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.