Home / 1,383,388,850,084.20-1,909,136,623,527.60-766,091,568,133.95

Finding the Fourth Proportional to 1,383,388,850,084.20, 1,909,136,623,527.60 and 766,091,568,133.95

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Solution

The fourth proportional to 1,383,388,850,084.20, 1,909,136,623,527.60 and 766,091,568,133.95 is: 1,057,239,596,525.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,388,850,084.20 : 1,909,136,623,527.60 = 766,091,568,133.95 : x
  2. Step 2: Convert to fraction form
    1,383,388,850,084.20/1,909,136,623,527.60 = 766,091,568,133.95/x
  3. Step 3: Cross multiply
    1,383,388,850,084.20x = 1,909,136,623,527.60 × 766,091,568,133.95
  4. Step 4: Simplify right side
    1,383,388,850,084.20x = 1,462,573,469,700,213,614,575,616
  5. Step 5: Solve for x
    x = 1,462,573,469,700,213,614,575,616/1,383,388,850,084.20
  6. Step 6: Final answer
    x = 1,057,239,596,525.01

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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.