Home / 194,205,191.70-291,307,953.42-54,140,096.19

Finding the Fourth Proportional to 194,205,191.70, 291,307,953.42 and 54,140,096.19

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Solution

The fourth proportional to 194,205,191.70, 291,307,953.42 and 54,140,096.19 is: 81,210,190.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,205,191.70 : 291,307,953.42 = 54,140,096.19 : x
  2. Step 2: Convert to fraction form
    194,205,191.70/291,307,953.42 = 54,140,096.19/x
  3. Step 3: Cross multiply
    194,205,191.70x = 291,307,953.42 × 54,140,096.19
  4. Step 4: Simplify right side
    194,205,191.70x = 15,771,440,619,070,840
  5. Step 5: Solve for x
    x = 15,771,440,619,070,840/194,205,191.70
  6. Step 6: Final answer
    x = 81,210,190.53

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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.