Home / 15,907,698,002.75-21,953,603,108.65-8,771,089,744.96

Finding the Fourth Proportional to 15,907,698,002.75, 21,953,603,108.65 and 8,771,089,744.96

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Solution

The fourth proportional to 15,907,698,002.75, 21,953,603,108.65 and 8,771,089,744.96 is: 12,104,644,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,907,698,002.75 : 21,953,603,108.65 = 8,771,089,744.96 : x
  2. Step 2: Convert to fraction form
    15,907,698,002.75/21,953,603,108.65 = 8,771,089,744.96/x
  3. Step 3: Cross multiply
    15,907,698,002.75x = 21,953,603,108.65 × 8,771,089,744.96
  4. Step 4: Simplify right side
    15,907,698,002.75x = 192,557,023,091,103,268,864
  5. Step 5: Solve for x
    x = 192,557,023,091,103,268,864/15,907,698,002.75
  6. Step 6: Final answer
    x = 12,104,644,119.96

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1.5x scale

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.