Home / 116,290,936.40-174,436,404.60-80,011,230.80

Finding the Fourth Proportional to 116,290,936.40, 174,436,404.60 and 80,011,230.80

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Solution

The fourth proportional to 116,290,936.40, 174,436,404.60 and 80,011,230.80 is: 120,016,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,290,936.40 : 174,436,404.60 = 80,011,230.80 : x
  2. Step 2: Convert to fraction form
    116,290,936.40/174,436,404.60 = 80,011,230.80/x
  3. Step 3: Cross multiply
    116,290,936.40x = 174,436,404.60 × 80,011,230.80
  4. Step 4: Simplify right side
    116,290,936.40x = 13,956,871,428,372,780
  5. Step 5: Solve for x
    x = 13,956,871,428,372,780/116,290,936.40
  6. Step 6: Final answer
    x = 120,016,846.20

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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.