Home / 99,071,729.40-148,481,622.90-47,843,441.40

Finding the Fourth Proportional to 99,071,729.40, 148,481,622.90 and 47,843,441.40

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Solution

The fourth proportional to 99,071,729.40, 148,481,622.90 and 47,843,441.40 is: 71,704,328.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,071,729.40 : 148,481,622.90 = 47,843,441.40 : x
  2. Step 2: Convert to fraction form
    99,071,729.40/148,481,622.90 = 47,843,441.40/x
  3. Step 3: Cross multiply
    99,071,729.40x = 148,481,622.90 × 47,843,441.40
  4. Step 4: Simplify right side
    99,071,729.40x = 7,103,871,824,193,048
  5. Step 5: Solve for x
    x = 7,103,871,824,193,048/99,071,729.40
  6. Step 6: Final answer
    x = 71,704,328.44

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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.