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Finding the Fourth Proportional to 74,683,281.60, 112,024,922.40 and 29,229,969.60

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Solution

The fourth proportional to 74,683,281.60, 112,024,922.40 and 29,229,969.60 is: 43,844,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,683,281.60 : 112,024,922.40 = 29,229,969.60 : x
  2. Step 2: Convert to fraction form
    74,683,281.60/112,024,922.40 = 29,229,969.60/x
  3. Step 3: Cross multiply
    74,683,281.60x = 112,024,922.40 × 29,229,969.60
  4. Step 4: Simplify right side
    74,683,281.60x = 3,274,485,076,194,359.50
  5. Step 5: Solve for x
    x = 3,274,485,076,194,359.50/74,683,281.60
  6. Step 6: Final answer
    x = 43,844,954.40

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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.