Home / 13,768,590,438.80-20,652,885,658.20-4,453,280,014.40

Finding the Fourth Proportional to 13,768,590,438.80, 20,652,885,658.20 and 4,453,280,014.40

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Solution

The fourth proportional to 13,768,590,438.80, 20,652,885,658.20 and 4,453,280,014.40 is: 6,679,920,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,768,590,438.80 : 20,652,885,658.20 = 4,453,280,014.40 : x
  2. Step 2: Convert to fraction form
    13,768,590,438.80/20,652,885,658.20 = 4,453,280,014.40/x
  3. Step 3: Cross multiply
    13,768,590,438.80x = 20,652,885,658.20 × 4,453,280,014.40
  4. Step 4: Simplify right side
    13,768,590,438.80x = 91,973,082,941,350,445,056
  5. Step 5: Solve for x
    x = 91,973,082,941,350,445,056/13,768,590,438.80
  6. Step 6: Final answer
    x = 6,679,920,021.60

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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.