Home / 103,928,186.80-155,892,280.20-32,131,860.40

Finding the Fourth Proportional to 103,928,186.80, 155,892,280.20 and 32,131,860.40

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Solution

The fourth proportional to 103,928,186.80, 155,892,280.20 and 32,131,860.40 is: 48,197,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,928,186.80 : 155,892,280.20 = 32,131,860.40 : x
  2. Step 2: Convert to fraction form
    103,928,186.80/155,892,280.20 = 32,131,860.40/x
  3. Step 3: Cross multiply
    103,928,186.80x = 155,892,280.20 × 32,131,860.40
  4. Step 4: Simplify right side
    103,928,186.80x = 5,009,108,984,824,083
  5. Step 5: Solve for x
    x = 5,009,108,984,824,083/103,928,186.80
  6. Step 6: Final answer
    x = 48,197,790.60

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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.