Home / 90,010,271.93-124,214,771.63-48,757,163.90

Finding the Fourth Proportional to 90,010,271.93, 124,214,771.63 and 48,757,163.90

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Solution

The fourth proportional to 90,010,271.93, 124,214,771.63 and 48,757,163.90 is: 67,285,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,010,271.93 : 124,214,771.63 = 48,757,163.90 : x
  2. Step 2: Convert to fraction form
    90,010,271.93/124,214,771.63 = 48,757,163.90/x
  3. Step 3: Cross multiply
    90,010,271.93x = 124,214,771.63 × 48,757,163.90
  4. Step 4: Simplify right side
    90,010,271.93x = 6,056,359,978,665,799
  5. Step 5: Solve for x
    x = 6,056,359,978,665,799/90,010,271.93
  6. Step 6: Final answer
    x = 67,285,209.22

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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.