Home / 12,241,025,926.80-18,361,477,256.89-4,780,366,314.20

Finding the Fourth Proportional to 12,241,025,926.80, 18,361,477,256.89 and 4,780,366,314.20

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Solution

The fourth proportional to 12,241,025,926.80, 18,361,477,256.89 and 4,780,366,314.20 is: 7,170,525,402.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,025,926.80 : 18,361,477,256.89 = 4,780,366,314.20 : x
  2. Step 2: Convert to fraction form
    12,241,025,926.80/18,361,477,256.89 = 4,780,366,314.20/x
  3. Step 3: Cross multiply
    12,241,025,926.80x = 18,361,477,256.89 × 4,780,366,314.20
  4. Step 4: Simplify right side
    12,241,025,926.80x = 87,774,587,357,786,374,144
  5. Step 5: Solve for x
    x = 87,774,587,357,786,374,144/12,241,025,926.80
  6. Step 6: Final answer
    x = 7,170,525,402.26

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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.