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Finding the Fourth Proportional to 224,664,602.60, 336,996,903.90 and 216,055,258.40

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Solution

The fourth proportional to 224,664,602.60, 336,996,903.90 and 216,055,258.40 is: 324,082,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,664,602.60 : 336,996,903.90 = 216,055,258.40 : x
  2. Step 2: Convert to fraction form
    224,664,602.60/336,996,903.90 = 216,055,258.40/x
  3. Step 3: Cross multiply
    224,664,602.60x = 336,996,903.90 × 216,055,258.40
  4. Step 4: Simplify right side
    224,664,602.60x = 72,809,953,152,114,464
  5. Step 5: Solve for x
    x = 72,809,953,152,114,464/224,664,602.60
  6. Step 6: Final answer
    x = 324,082,887.60

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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.