Home / 1,938,824,726.93-2,904,059,853.40-1,313,609,633.88

Finding the Fourth Proportional to 1,938,824,726.93, 2,904,059,853.40 and 1,313,609,633.88

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Solution

The fourth proportional to 1,938,824,726.93, 2,904,059,853.40 and 1,313,609,633.88 is: 1,967,584,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,824,726.93 : 2,904,059,853.40 = 1,313,609,633.88 : x
  2. Step 2: Convert to fraction form
    1,938,824,726.93/2,904,059,853.40 = 1,313,609,633.88/x
  3. Step 3: Cross multiply
    1,938,824,726.93x = 2,904,059,853.40 × 1,313,609,633.88
  4. Step 4: Simplify right side
    1,938,824,726.93x = 3,814,801,000,790,381,056
  5. Step 5: Solve for x
    x = 3,814,801,000,790,381,056/1,938,824,726.93
  6. Step 6: Final answer
    x = 1,967,584,252.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.