Home / 329,390,742.63-494,065,898.55-135,297,122.55

Finding the Fourth Proportional to 329,390,742.63, 494,065,898.55 and 135,297,122.55

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Solution

The fourth proportional to 329,390,742.63, 494,065,898.55 and 135,297,122.55 is: 202,937,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,390,742.63 : 494,065,898.55 = 135,297,122.55 : x
  2. Step 2: Convert to fraction form
    329,390,742.63/494,065,898.55 = 135,297,122.55/x
  3. Step 3: Cross multiply
    329,390,742.63x = 494,065,898.55 × 135,297,122.55
  4. Step 4: Simplify right side
    329,390,742.63x = 66,845,694,423,895,224
  5. Step 5: Solve for x
    x = 66,845,694,423,895,224/329,390,742.63
  6. Step 6: Final answer
    x = 202,937,380.36

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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.