Home / 254,641,755.24-381,572,779.55-171,334,940.72

Finding the Fourth Proportional to 254,641,755.24, 381,572,779.55 and 171,334,940.72

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Solution

The fourth proportional to 254,641,755.24, 381,572,779.55 and 171,334,940.72 is: 256,740,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,641,755.24 : 381,572,779.55 = 171,334,940.72 : x
  2. Step 2: Convert to fraction form
    254,641,755.24/381,572,779.55 = 171,334,940.72/x
  3. Step 3: Cross multiply
    254,641,755.24x = 381,572,779.55 × 171,334,940.72
  4. Step 4: Simplify right side
    254,641,755.24x = 65,376,749,564,564,880
  5. Step 5: Solve for x
    x = 65,376,749,564,564,880/254,641,755.24
  6. Step 6: Final answer
    x = 256,740,099.45

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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.