Home / 618,237,158.25-926,595,982.28-285,794,483.32

Finding the Fourth Proportional to 618,237,158.25, 926,595,982.28 and 285,794,483.32

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Solution

The fourth proportional to 618,237,158.25, 926,595,982.28 and 285,794,483.32 is: 428,340,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,237,158.25 : 926,595,982.28 = 285,794,483.32 : x
  2. Step 2: Convert to fraction form
    618,237,158.25/926,595,982.28 = 285,794,483.32/x
  3. Step 3: Cross multiply
    618,237,158.25x = 926,595,982.28 × 285,794,483.32
  4. Step 4: Simplify right side
    618,237,158.25x = 264,816,020,000,456,672
  5. Step 5: Solve for x
    x = 264,816,020,000,456,672/618,237,158.25
  6. Step 6: Final answer
    x = 428,340,510.54

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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.