Home / 146,528,433.64-202,209,636.31-80,453,211.67

Finding the Fourth Proportional to 146,528,433.64, 202,209,636.31 and 80,453,211.67

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Solution

The fourth proportional to 146,528,433.64, 202,209,636.31 and 80,453,211.67 is: 111,025,650.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528,433.64 : 202,209,636.31 = 80,453,211.67 : x
  2. Step 2: Convert to fraction form
    146,528,433.64/202,209,636.31 = 80,453,211.67/x
  3. Step 3: Cross multiply
    146,528,433.64x = 202,209,636.31 × 80,453,211.67
  4. Step 4: Simplify right side
    146,528,433.64x = 16,268,414,671,762,148
  5. Step 5: Solve for x
    x = 16,268,414,671,762,148/146,528,433.64
  6. Step 6: Final answer
    x = 111,025,650.57

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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.