Home / 1,285,504,090,898.40-1,773,995,935,003.40-707,440,609,675.30

Finding the Fourth Proportional to 1,285,504,090,898.40, 1,773,995,935,003.40 and 707,440,609,675.30

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Solution

The fourth proportional to 1,285,504,090,898.40, 1,773,995,935,003.40 and 707,440,609,675.30 is: 976,268,200,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,504,090,898.40 : 1,773,995,935,003.40 = 707,440,609,675.30 : x
  2. Step 2: Convert to fraction form
    1,285,504,090,898.40/1,773,995,935,003.40 = 707,440,609,675.30/x
  3. Step 3: Cross multiply
    1,285,504,090,898.40x = 1,773,995,935,003.40 × 707,440,609,675.30
  4. Step 4: Simplify right side
    1,285,504,090,898.40x = 1,254,996,765,820,309,058,093,056
  5. Step 5: Solve for x
    x = 1,254,996,765,820,309,058,093,056/1,285,504,090,898.40
  6. Step 6: Final answer
    x = 976,268,200,705.01

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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.