Home / 43,470,002.40-65,205,003.60-30,715,418.40

Finding the Fourth Proportional to 43,470,002.40, 65,205,003.60 and 30,715,418.40

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Solution

The fourth proportional to 43,470,002.40, 65,205,003.60 and 30,715,418.40 is: 46,073,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,470,002.40 : 65,205,003.60 = 30,715,418.40 : x
  2. Step 2: Convert to fraction form
    43,470,002.40/65,205,003.60 = 30,715,418.40/x
  3. Step 3: Cross multiply
    43,470,002.40x = 65,205,003.60 × 30,715,418.40
  4. Step 4: Simplify right side
    43,470,002.40x = 2,002,798,967,347,506.25
  5. Step 5: Solve for x
    x = 2,002,798,967,347,506.25/43,470,002.40
  6. Step 6: Final answer
    x = 46,073,127.60

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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.