Home / 1,308,646,869.09-1,805,924,108.87-744,131,793.36

Finding the Fourth Proportional to 1,308,646,869.09, 1,805,924,108.87 and 744,131,793.36

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Solution

The fourth proportional to 1,308,646,869.09, 1,805,924,108.87 and 744,131,793.36 is: 1,026,897,001.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,646,869.09 : 1,805,924,108.87 = 744,131,793.36 : x
  2. Step 2: Convert to fraction form
    1,308,646,869.09/1,805,924,108.87 = 744,131,793.36/x
  3. Step 3: Cross multiply
    1,308,646,869.09x = 1,805,924,108.87 × 744,131,793.36
  4. Step 4: Simplify right side
    1,308,646,869.09x = 1,343,845,545,811,297,792
  5. Step 5: Solve for x
    x = 1,343,845,545,811,297,792/1,308,646,869.09
  6. Step 6: Final answer
    x = 1,026,897,001.44

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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.