Home / 183,065,490.74-252,484,202.52-120,405,915.04

Finding the Fourth Proportional to 183,065,490.74, 252,484,202.52 and 120,405,915.04

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Solution

The fourth proportional to 183,065,490.74, 252,484,202.52 and 120,405,915.04 is: 166,064,020.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,065,490.74 : 252,484,202.52 = 120,405,915.04 : x
  2. Step 2: Convert to fraction form
    183,065,490.74/252,484,202.52 = 120,405,915.04/x
  3. Step 3: Cross multiply
    183,065,490.74x = 252,484,202.52 × 120,405,915.04
  4. Step 4: Simplify right side
    183,065,490.74x = 30,400,591,435,700,820
  5. Step 5: Solve for x
    x = 30,400,591,435,700,820/183,065,490.74
  6. Step 6: Final answer
    x = 166,064,020.66

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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.