Home / 25,624,551,761.40-38,436,827,642.10-20,120,786,052.60

Finding the Fourth Proportional to 25,624,551,761.40, 38,436,827,642.10 and 20,120,786,052.60

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Solution

The fourth proportional to 25,624,551,761.40, 38,436,827,642.10 and 20,120,786,052.60 is: 30,181,179,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624,551,761.40 : 38,436,827,642.10 = 20,120,786,052.60 : x
  2. Step 2: Convert to fraction form
    25,624,551,761.40/38,436,827,642.10 = 20,120,786,052.60/x
  3. Step 3: Cross multiply
    25,624,551,761.40x = 38,436,827,642.10 × 20,120,786,052.60
  4. Step 4: Simplify right side
    25,624,551,761.40x = 773,379,185,527,355,736,064
  5. Step 5: Solve for x
    x = 773,379,185,527,355,736,064/25,624,551,761.40
  6. Step 6: Final answer
    x = 30,181,179,078.90

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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.