Home / 397,271,427.90-595,900,186.65-178,767,123.90

Finding the Fourth Proportional to 397,271,427.90, 595,900,186.65 and 178,767,123.90

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Solution

The fourth proportional to 397,271,427.90, 595,900,186.65 and 178,767,123.90 is: 268,147,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,271,427.90 : 595,900,186.65 = 178,767,123.90 : x
  2. Step 2: Convert to fraction form
    397,271,427.90/595,900,186.65 = 178,767,123.90/x
  3. Step 3: Cross multiply
    397,271,427.90x = 595,900,186.65 × 178,767,123.90
  4. Step 4: Simplify right side
    397,271,427.90x = 106,527,362,498,893,680
  5. Step 5: Solve for x
    x = 106,527,362,498,893,680/397,271,427.90
  6. Step 6: Final answer
    x = 268,147,556.10

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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.