Home / 25,624,551,744.40-38,436,827,616.60-20,120,786,035.60

Finding the Fourth Proportional to 25,624,551,744.40, 38,436,827,616.60 and 20,120,786,035.60

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Solution

The fourth proportional to 25,624,551,744.40, 38,436,827,616.60 and 20,120,786,035.60 is: 30,181,179,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624,551,744.40 : 38,436,827,616.60 = 20,120,786,035.60 : x
  2. Step 2: Convert to fraction form
    25,624,551,744.40/38,436,827,616.60 = 20,120,786,035.60/x
  3. Step 3: Cross multiply
    25,624,551,744.40x = 38,436,827,616.60 × 20,120,786,035.60
  4. Step 4: Simplify right side
    25,624,551,744.40x = 773,379,184,360,849,670,144
  5. Step 5: Solve for x
    x = 773,379,184,360,849,670,144/25,624,551,744.40
  6. Step 6: Final answer
    x = 30,181,179,053.40

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Double scale
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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.