Home / 552,409,151.28-828,979,698.24-303,588,174.03

Finding the Fourth Proportional to 552,409,151.28, 828,979,698.24 and 303,588,174.03

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Solution

The fourth proportional to 552,409,151.28, 828,979,698.24 and 303,588,174.03 is: 455,583,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,409,151.28 : 828,979,698.24 = 303,588,174.03 : x
  2. Step 2: Convert to fraction form
    552,409,151.28/828,979,698.24 = 303,588,174.03/x
  3. Step 3: Cross multiply
    552,409,151.28x = 828,979,698.24 × 303,588,174.03
  4. Step 4: Simplify right side
    552,409,151.28x = 251,668,432,896,621,984
  5. Step 5: Solve for x
    x = 251,668,432,896,621,984/552,409,151.28
  6. Step 6: Final answer
    x = 455,583,388.35

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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.