Home / 146,528,439.64-202,209,644.59-80,453,217.67

Finding the Fourth Proportional to 146,528,439.64, 202,209,644.59 and 80,453,217.67

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Solution

The fourth proportional to 146,528,439.64, 202,209,644.59 and 80,453,217.67 is: 111,025,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528,439.64 : 202,209,644.59 = 80,453,217.67 : x
  2. Step 2: Convert to fraction form
    146,528,439.64/202,209,644.59 = 80,453,217.67/x
  3. Step 3: Cross multiply
    146,528,439.64x = 202,209,644.59 × 80,453,217.67
  4. Step 4: Simplify right side
    146,528,439.64x = 16,268,416,551,172,608
  5. Step 5: Solve for x
    x = 16,268,416,551,172,608/146,528,439.64
  6. Step 6: Final answer
    x = 111,025,658.85

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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.