Home / 1,301,781,188.88-1,796,471,223.84-707,077,286.28

Finding the Fourth Proportional to 1,301,781,188.88, 1,796,471,223.84 and 707,077,286.28

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Solution

The fourth proportional to 1,301,781,188.88, 1,796,471,223.84 and 707,077,286.28 is: 975,773,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,781,188.88 : 1,796,471,223.84 = 707,077,286.28 : x
  2. Step 2: Convert to fraction form
    1,301,781,188.88/1,796,471,223.84 = 707,077,286.28/x
  3. Step 3: Cross multiply
    1,301,781,188.88x = 1,796,471,223.84 × 707,077,286.28
  4. Step 4: Simplify right side
    1,301,781,188.88x = 1,270,243,997,832,897,536
  5. Step 5: Solve for x
    x = 1,270,243,997,832,897,536/1,301,781,188.88
  6. Step 6: Final answer
    x = 975,773,815.66

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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.