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Finding the Fourth Proportional to 265,723,271.70, 398,584,907.55 and 265,723,271.70

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Solution

The fourth proportional to 265,723,271.70, 398,584,907.55 and 265,723,271.70 is: 398,584,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,723,271.70 : 398,584,907.55 = 265,723,271.70 : x
  2. Step 2: Convert to fraction form
    265,723,271.70/398,584,907.55 = 265,723,271.70/x
  3. Step 3: Cross multiply
    265,723,271.70x = 398,584,907.55 × 265,723,271.70
  4. Step 4: Simplify right side
    265,723,271.70x = 105,913,285,684,428,032
  5. Step 5: Solve for x
    x = 105,913,285,684,428,032/265,723,271.70
  6. Step 6: Final answer
    x = 398,584,907.55

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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.