Home / 517,465,995.47-774,961,582.09-298,452,348.89

Finding the Fourth Proportional to 517,465,995.47, 774,961,582.09 and 298,452,348.89

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Solution

The fourth proportional to 517,465,995.47, 774,961,582.09 and 298,452,348.89 is: 446,964,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,465,995.47 : 774,961,582.09 = 298,452,348.89 : x
  2. Step 2: Convert to fraction form
    517,465,995.47/774,961,582.09 = 298,452,348.89/x
  3. Step 3: Cross multiply
    517,465,995.47x = 774,961,582.09 × 298,452,348.89
  4. Step 4: Simplify right side
    517,465,995.47x = 231,289,104,474,271,040
  5. Step 5: Solve for x
    x = 231,289,104,474,271,040/517,465,995.47
  6. Step 6: Final answer
    x = 446,964,837.30

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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.