Home / 150,528,009.20-225,792,013.80-54,777,455.60

Finding the Fourth Proportional to 150,528,009.20, 225,792,013.80 and 54,777,455.60

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Solution

The fourth proportional to 150,528,009.20, 225,792,013.80 and 54,777,455.60 is: 82,166,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,528,009.20 : 225,792,013.80 = 54,777,455.60 : x
  2. Step 2: Convert to fraction form
    150,528,009.20/225,792,013.80 = 54,777,455.60/x
  3. Step 3: Cross multiply
    150,528,009.20x = 225,792,013.80 × 54,777,455.60
  4. Step 4: Simplify right side
    150,528,009.20x = 12,368,312,010,764,088
  5. Step 5: Solve for x
    x = 12,368,312,010,764,088/150,528,009.20
  6. Step 6: Final answer
    x = 82,166,183.40

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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.