Home / 1,308,646,962.80-1,805,924,236.30-744,131,885.66

Finding the Fourth Proportional to 1,308,646,962.80, 1,805,924,236.30 and 744,131,885.66

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Solution

The fourth proportional to 1,308,646,962.80, 1,805,924,236.30 and 744,131,885.66 is: 1,026,897,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,646,962.80 : 1,805,924,236.30 = 744,131,885.66 : x
  2. Step 2: Convert to fraction form
    1,308,646,962.80/1,805,924,236.30 = 744,131,885.66/x
  3. Step 3: Cross multiply
    1,308,646,962.80x = 1,805,924,236.30 × 744,131,885.66
  4. Step 4: Simplify right side
    1,308,646,962.80x = 1,343,845,807,306,124,288
  5. Step 5: Solve for x
    x = 1,343,845,807,306,124,288/1,308,646,962.80
  6. Step 6: Final answer
    x = 1,026,897,127.73

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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.