Home / 77,772,741.31-116,676,487.59-29,251,015.48

Finding the Fourth Proportional to 77,772,741.31, 116,676,487.59 and 29,251,015.48

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Solution

The fourth proportional to 77,772,741.31, 116,676,487.59 and 29,251,015.48 is: 43,883,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,772,741.31 : 116,676,487.59 = 29,251,015.48 : x
  2. Step 2: Convert to fraction form
    77,772,741.31/116,676,487.59 = 29,251,015.48/x
  3. Step 3: Cross multiply
    77,772,741.31x = 116,676,487.59 × 29,251,015.48
  4. Step 4: Simplify right side
    77,772,741.31x = 3,412,905,744,519,456
  5. Step 5: Solve for x
    x = 3,412,905,744,519,456/77,772,741.31
  6. Step 6: Final answer
    x = 43,883,058.35

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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.