Home / 25,624,551,747.90-38,436,827,621.85-20,120,786,039.10

Finding the Fourth Proportional to 25,624,551,747.90, 38,436,827,621.85 and 20,120,786,039.10

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Solution

The fourth proportional to 25,624,551,747.90, 38,436,827,621.85 and 20,120,786,039.10 is: 30,181,179,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624,551,747.90 : 38,436,827,621.85 = 20,120,786,039.10 : x
  2. Step 2: Convert to fraction form
    25,624,551,747.90/38,436,827,621.85 = 20,120,786,039.10/x
  3. Step 3: Cross multiply
    25,624,551,747.90x = 38,436,827,621.85 × 20,120,786,039.10
  4. Step 4: Simplify right side
    25,624,551,747.90x = 773,379,184,601,012,633,600
  5. Step 5: Solve for x
    x = 773,379,184,601,012,633,600/25,624,551,747.90
  6. Step 6: Final answer
    x = 30,181,179,058.65

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1.5x scale

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.