Home / 194,186,531.75-291,282,321.81-64,794,141.87

Finding the Fourth Proportional to 194,186,531.75, 291,282,321.81 and 64,794,141.87

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Solution

The fourth proportional to 194,186,531.75, 291,282,321.81 and 64,794,141.87 is: 97,192,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,186,531.75 : 291,282,321.81 = 64,794,141.87 : x
  2. Step 2: Convert to fraction form
    194,186,531.75/291,282,321.81 = 64,794,141.87/x
  3. Step 3: Cross multiply
    194,186,531.75x = 291,282,321.81 × 64,794,141.87
  4. Step 4: Simplify right side
    194,186,531.75x = 18,873,388,083,580,136
  5. Step 5: Solve for x
    x = 18,873,388,083,580,136/194,186,531.75
  6. Step 6: Final answer
    x = 97,192,055.05

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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.