Home / 129,555,941.32-194,333,911.98-43,294,348.08

Finding the Fourth Proportional to 129,555,941.32, 194,333,911.98 and 43,294,348.08

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Solution

The fourth proportional to 129,555,941.32, 194,333,911.98 and 43,294,348.08 is: 64,941,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,555,941.32 : 194,333,911.98 = 43,294,348.08 : x
  2. Step 2: Convert to fraction form
    129,555,941.32/194,333,911.98 = 43,294,348.08/x
  3. Step 3: Cross multiply
    129,555,941.32x = 194,333,911.98 × 43,294,348.08
  4. Step 4: Simplify right side
    129,555,941.32x = 8,413,560,029,010,201
  5. Step 5: Solve for x
    x = 8,413,560,029,010,201/129,555,941.32
  6. Step 6: Final answer
    x = 64,941,522.12

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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.