Home / 303,459,445.90-455,189,168.85-226,931,941.90

Finding the Fourth Proportional to 303,459,445.90, 455,189,168.85 and 226,931,941.90

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Solution

The fourth proportional to 303,459,445.90, 455,189,168.85 and 226,931,941.90 is: 340,397,912.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,459,445.90 : 455,189,168.85 = 226,931,941.90 : x
  2. Step 2: Convert to fraction form
    303,459,445.90/455,189,168.85 = 226,931,941.90/x
  3. Step 3: Cross multiply
    303,459,445.90x = 455,189,168.85 × 226,931,941.90
  4. Step 4: Simplify right side
    303,459,445.90x = 103,296,962,018,977,504
  5. Step 5: Solve for x
    x = 103,296,962,018,977,504/303,459,445.90
  6. Step 6: Final answer
    x = 340,397,912.85

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1.5x scale

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.