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Finding the Fourth Proportional to 536,358,405.60, 804,537,608.40 and 191,701,202.40

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Solution

The fourth proportional to 536,358,405.60, 804,537,608.40 and 191,701,202.40 is: 287,551,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,358,405.60 : 804,537,608.40 = 191,701,202.40 : x
  2. Step 2: Convert to fraction form
    536,358,405.60/804,537,608.40 = 191,701,202.40/x
  3. Step 3: Cross multiply
    536,358,405.60x = 804,537,608.40 × 191,701,202.40
  4. Step 4: Simplify right side
    536,358,405.60x = 154,230,826,906,300,352
  5. Step 5: Solve for x
    x = 154,230,826,906,300,352/536,358,405.60
  6. Step 6: Final answer
    x = 287,551,803.60

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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.