Home / 187,736,701.20-281,605,051.80-159,393,181.20

Finding the Fourth Proportional to 187,736,701.20, 281,605,051.80 and 159,393,181.20

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Solution

The fourth proportional to 187,736,701.20, 281,605,051.80 and 159,393,181.20 is: 239,089,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,736,701.20 : 281,605,051.80 = 159,393,181.20 : x
  2. Step 2: Convert to fraction form
    187,736,701.20/281,605,051.80 = 159,393,181.20/x
  3. Step 3: Cross multiply
    187,736,701.20x = 281,605,051.80 × 159,393,181.20
  4. Step 4: Simplify right side
    187,736,701.20x = 44,885,925,048,392,784
  5. Step 5: Solve for x
    x = 44,885,925,048,392,784/187,736,701.20
  6. Step 6: Final answer
    x = 239,089,771.80

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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.