Home / 201,437,756.40-302,156,634.60-177,629,199.60

Finding the Fourth Proportional to 201,437,756.40, 302,156,634.60 and 177,629,199.60

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Solution

The fourth proportional to 201,437,756.40, 302,156,634.60 and 177,629,199.60 is: 266,443,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,437,756.40 : 302,156,634.60 = 177,629,199.60 : x
  2. Step 2: Convert to fraction form
    201,437,756.40/302,156,634.60 = 177,629,199.60/x
  3. Step 3: Cross multiply
    201,437,756.40x = 302,156,634.60 × 177,629,199.60
  4. Step 4: Simplify right side
    201,437,756.40x = 53,671,841,157,827,672
  5. Step 5: Solve for x
    x = 53,671,841,157,827,672/201,437,756.40
  6. Step 6: Final answer
    x = 266,443,799.40

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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.