Home / 380,120,619,118.62-524,611,424,867.23-225,796,908,346.09

Finding the Fourth Proportional to 380,120,619,118.62, 524,611,424,867.23 and 225,796,908,346.09

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Solution

The fourth proportional to 380,120,619,118.62, 524,611,424,867.23 and 225,796,908,346.09 is: 311,626,446,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,120,619,118.62 : 524,611,424,867.23 = 225,796,908,346.09 : x
  2. Step 2: Convert to fraction form
    380,120,619,118.62/524,611,424,867.23 = 225,796,908,346.09/x
  3. Step 3: Cross multiply
    380,120,619,118.62x = 524,611,424,867.23 × 225,796,908,346.09
  4. Step 4: Simplify right side
    380,120,619,118.62x = 118,455,637,818,057,598,959,616
  5. Step 5: Solve for x
    x = 118,455,637,818,057,598,959,616/380,120,619,118.62
  6. Step 6: Final answer
    x = 311,626,446,607.18

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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.