Home / 214,213,307.46-295,620,599.88-121,390,728.90

Finding the Fourth Proportional to 214,213,307.46, 295,620,599.88 and 121,390,728.90

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Solution

The fourth proportional to 214,213,307.46, 295,620,599.88 and 121,390,728.90 is: 167,522,739.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,213,307.46 : 295,620,599.88 = 121,390,728.90 : x
  2. Step 2: Convert to fraction form
    214,213,307.46/295,620,599.88 = 121,390,728.90/x
  3. Step 3: Cross multiply
    214,213,307.46x = 295,620,599.88 × 121,390,728.90
  4. Step 4: Simplify right side
    214,213,307.46x = 35,885,600,097,288,452
  5. Step 5: Solve for x
    x = 35,885,600,097,288,452/214,213,307.46
  6. Step 6: Final answer
    x = 167,522,739.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.