Home / 194,430,940.40-291,609,085.80-58,120,770.80

Finding the Fourth Proportional to 194,430,940.40, 291,609,085.80 and 58,120,770.80

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Solution

The fourth proportional to 194,430,940.40, 291,609,085.80 and 58,120,770.80 is: 87,169,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,430,940.40 : 291,609,085.80 = 58,120,770.80 : x
  2. Step 2: Convert to fraction form
    194,430,940.40/291,609,085.80 = 58,120,770.80/x
  3. Step 3: Cross multiply
    194,430,940.40x = 291,609,085.80 × 58,120,770.80
  4. Step 4: Simplify right side
    194,430,940.40x = 16,948,544,838,979,334
  5. Step 5: Solve for x
    x = 16,948,544,838,979,334/194,430,940.40
  6. Step 6: Final answer
    x = 87,169,998.79

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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.