Home / 1,301,150,623,996.20-1,795,563,705,151.60-715,187,943,071.76

Finding the Fourth Proportional to 1,301,150,623,996.20, 1,795,563,705,151.60 and 715,187,943,071.76

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Solution

The fourth proportional to 1,301,150,623,996.20, 1,795,563,705,151.60 and 715,187,943,071.76 is: 986,946,083,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,150,623,996.20 : 1,795,563,705,151.60 = 715,187,943,071.76 : x
  2. Step 2: Convert to fraction form
    1,301,150,623,996.20/1,795,563,705,151.60 = 715,187,943,071.76/x
  3. Step 3: Cross multiply
    1,301,150,623,996.20x = 1,795,563,705,151.60 × 715,187,943,071.76
  4. Step 4: Simplify right side
    1,301,150,623,996.20x = 1,284,165,512,941,681,059,561,472
  5. Step 5: Solve for x
    x = 1,284,165,512,941,681,059,561,472/1,301,150,623,996.20
  6. Step 6: Final answer
    x = 986,946,083,918.90

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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.