Home / 362,014,617.60-543,021,926.40-131,991,206.40

Finding the Fourth Proportional to 362,014,617.60, 543,021,926.40 and 131,991,206.40

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Solution

The fourth proportional to 362,014,617.60, 543,021,926.40 and 131,991,206.40 is: 197,986,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,014,617.60 : 543,021,926.40 = 131,991,206.40 : x
  2. Step 2: Convert to fraction form
    362,014,617.60/543,021,926.40 = 131,991,206.40/x
  3. Step 3: Cross multiply
    362,014,617.60x = 543,021,926.40 × 131,991,206.40
  4. Step 4: Simplify right side
    362,014,617.60x = 71,674,119,167,188,008
  5. Step 5: Solve for x
    x = 71,674,119,167,188,008/362,014,617.60
  6. Step 6: Final answer
    x = 197,986,809.60

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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.