Home / 618,925,618.59-928,191,462.44-204,325,243.93

Finding the Fourth Proportional to 618,925,618.59, 928,191,462.44 and 204,325,243.93

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Solution

The fourth proportional to 618,925,618.59, 928,191,462.44 and 204,325,243.93 is: 306,422,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,925,618.59 : 928,191,462.44 = 204,325,243.93 : x
  2. Step 2: Convert to fraction form
    618,925,618.59/928,191,462.44 = 204,325,243.93/x
  3. Step 3: Cross multiply
    618,925,618.59x = 928,191,462.44 × 204,325,243.93
  4. Step 4: Simplify right side
    618,925,618.59x = 189,652,946,976,285,632
  5. Step 5: Solve for x
    x = 189,652,946,976,285,632/618,925,618.59
  6. Step 6: Final answer
    x = 306,422,841.91

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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.