Home / 450,149,697.44-621,271,560.90-259,374,176.87

Finding the Fourth Proportional to 450,149,697.44, 621,271,560.90 and 259,374,176.87

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Solution

The fourth proportional to 450,149,697.44, 621,271,560.90 and 259,374,176.87 is: 357,973,804.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,149,697.44 : 621,271,560.90 = 259,374,176.87 : x
  2. Step 2: Convert to fraction form
    450,149,697.44/621,271,560.90 = 259,374,176.87/x
  3. Step 3: Cross multiply
    450,149,697.44x = 621,271,560.90 × 259,374,176.87
  4. Step 4: Simplify right side
    450,149,697.44x = 161,141,799,721,177,568
  5. Step 5: Solve for x
    x = 161,141,799,721,177,568/450,149,697.44
  6. Step 6: Final answer
    x = 357,973,804.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.