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Finding the Fourth Proportional to 201,435,602.60, 302,153,403.90 and 150,417,266.60

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Solution

The fourth proportional to 201,435,602.60, 302,153,403.90 and 150,417,266.60 is: 225,625,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,435,602.60 : 302,153,403.90 = 150,417,266.60 : x
  2. Step 2: Convert to fraction form
    201,435,602.60/302,153,403.90 = 150,417,266.60/x
  3. Step 3: Cross multiply
    201,435,602.60x = 302,153,403.90 × 150,417,266.60
  4. Step 4: Simplify right side
    201,435,602.60x = 45,449,089,108,523,776
  5. Step 5: Solve for x
    x = 45,449,089,108,523,776/201,435,602.60
  6. Step 6: Final answer
    x = 225,625,899.90

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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.