Home / 254,641,756.24-381,572,781.05-171,334,941.72

Finding the Fourth Proportional to 254,641,756.24, 381,572,781.05 and 171,334,941.72

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Solution

The fourth proportional to 254,641,756.24, 381,572,781.05 and 171,334,941.72 is: 256,740,100.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,641,756.24 : 381,572,781.05 = 171,334,941.72 : x
  2. Step 2: Convert to fraction form
    254,641,756.24/381,572,781.05 = 171,334,941.72/x
  3. Step 3: Cross multiply
    254,641,756.24x = 381,572,781.05 × 171,334,941.72
  4. Step 4: Simplify right side
    254,641,756.24x = 65,376,750,203,140,072
  5. Step 5: Solve for x
    x = 65,376,750,203,140,072/254,641,756.24
  6. Step 6: Final answer
    x = 256,740,100.95

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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.