Home / 329,887,372.64-455,245,638-183,209,656.64

Finding the Fourth Proportional to 329,887,372.64, 455,245,638 and 183,209,656.64

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Solution

The fourth proportional to 329,887,372.64, 455,245,638 and 183,209,656.64 is: 252,829,916.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,887,372.64 : 455,245,638 = 183,209,656.64 : x
  2. Step 2: Convert to fraction form
    329,887,372.64/455,245,638 = 183,209,656.64/x
  3. Step 3: Cross multiply
    329,887,372.64x = 455,245,638 × 183,209,656.64
  4. Step 4: Simplify right side
    329,887,372.64x = 83,405,397,024,837,728
  5. Step 5: Solve for x
    x = 83,405,397,024,837,728/329,887,372.64
  6. Step 6: Final answer
    x = 252,829,916.94

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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.