Home / 254,485,597.62-381,720,767.42-70,264,330.58

Finding the Fourth Proportional to 254,485,597.62, 381,720,767.42 and 70,264,330.58

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Solution

The fourth proportional to 254,485,597.62, 381,720,767.42 and 70,264,330.58 is: 105,394,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,485,597.62 : 381,720,767.42 = 70,264,330.58 : x
  2. Step 2: Convert to fraction form
    254,485,597.62/381,720,767.42 = 70,264,330.58/x
  3. Step 3: Cross multiply
    254,485,597.62x = 381,720,767.42 × 70,264,330.58
  4. Step 4: Simplify right side
    254,485,597.62x = 26,821,354,191,250,176
  5. Step 5: Solve for x
    x = 26,821,354,191,250,176/254,485,597.62
  6. Step 6: Final answer
    x = 105,394,389.47

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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.