Home / 105,536,124.20-158,304,186.30-51,788,412.20

Finding the Fourth Proportional to 105,536,124.20, 158,304,186.30 and 51,788,412.20

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Solution

The fourth proportional to 105,536,124.20, 158,304,186.30 and 51,788,412.20 is: 77,682,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,536,124.20 : 158,304,186.30 = 51,788,412.20 : x
  2. Step 2: Convert to fraction form
    105,536,124.20/158,304,186.30 = 51,788,412.20/x
  3. Step 3: Cross multiply
    105,536,124.20x = 158,304,186.30 × 51,788,412.20
  4. Step 4: Simplify right side
    105,536,124.20x = 8,198,322,453,089,994
  5. Step 5: Solve for x
    x = 8,198,322,453,089,994/105,536,124.20
  6. Step 6: Final answer
    x = 77,682,618.30

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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.