Home / 201,536,015.60-302,348,260.20-99,349,007.60

Finding the Fourth Proportional to 201,536,015.60, 302,348,260.20 and 99,349,007.60

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Solution

The fourth proportional to 201,536,015.60, 302,348,260.20 and 99,349,007.60 is: 149,045,318.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,536,015.60 : 302,348,260.20 = 99,349,007.60 : x
  2. Step 2: Convert to fraction form
    201,536,015.60/302,348,260.20 = 99,349,007.60/x
  3. Step 3: Cross multiply
    201,536,015.60x = 302,348,260.20 × 99,349,007.60
  4. Step 4: Simplify right side
    201,536,015.60x = 30,037,999,600,456,576
  5. Step 5: Solve for x
    x = 30,037,999,600,456,576/201,536,015.60
  6. Step 6: Final answer
    x = 149,045,318.33

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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.