Home / 201,465,310.60-302,197,965.90-161,154,526.60

Finding the Fourth Proportional to 201,465,310.60, 302,197,965.90 and 161,154,526.60

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Solution

The fourth proportional to 201,465,310.60, 302,197,965.90 and 161,154,526.60 is: 241,731,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,310.60 : 302,197,965.90 = 161,154,526.60 : x
  2. Step 2: Convert to fraction form
    201,465,310.60/302,197,965.90 = 161,154,526.60/x
  3. Step 3: Cross multiply
    201,465,310.60x = 302,197,965.90 × 161,154,526.60
  4. Step 4: Simplify right side
    201,465,310.60x = 48,700,570,134,097,440
  5. Step 5: Solve for x
    x = 48,700,570,134,097,440/201,465,310.60
  6. Step 6: Final answer
    x = 241,731,789.90

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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.