Home / 48,280,090.80-72,420,136.20-27,872,756.40

Finding the Fourth Proportional to 48,280,090.80, 72,420,136.20 and 27,872,756.40

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Solution

The fourth proportional to 48,280,090.80, 72,420,136.20 and 27,872,756.40 is: 41,809,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,280,090.80 : 72,420,136.20 = 27,872,756.40 : x
  2. Step 2: Convert to fraction form
    48,280,090.80/72,420,136.20 = 27,872,756.40/x
  3. Step 3: Cross multiply
    48,280,090.80x = 72,420,136.20 × 27,872,756.40
  4. Step 4: Simplify right side
    48,280,090.80x = 2,018,548,814,757,421.75
  5. Step 5: Solve for x
    x = 2,018,548,814,757,421.75/48,280,090.80
  6. Step 6: Final answer
    x = 41,809,134.60

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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.