Home / 1,383,388,850,326.60-1,909,136,623,862.40-766,091,568,376.20

Finding the Fourth Proportional to 1,383,388,850,326.60, 1,909,136,623,862.40 and 766,091,568,376.20

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Solution

The fourth proportional to 1,383,388,850,326.60, 1,909,136,623,862.40 and 766,091,568,376.20 is: 1,057,239,596,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,388,850,326.60 : 1,909,136,623,862.40 = 766,091,568,376.20 : x
  2. Step 2: Convert to fraction form
    1,383,388,850,326.60/1,909,136,623,862.40 = 766,091,568,376.20/x
  3. Step 3: Cross multiply
    1,383,388,850,326.60x = 1,909,136,623,862.40 × 766,091,568,376.20
  4. Step 4: Simplify right side
    1,383,388,850,326.60x = 1,462,573,470,419,189,260,877,824
  5. Step 5: Solve for x
    x = 1,462,573,470,419,189,260,877,824/1,383,388,850,326.60
  6. Step 6: Final answer
    x = 1,057,239,596,859.48

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Double scale
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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.