Home / 245,320,522.40-368,492,541.60-207,056,770.40

Finding the Fourth Proportional to 245,320,522.40, 368,492,541.60 and 207,056,770.40

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Solution

The fourth proportional to 245,320,522.40, 368,492,541.60 and 207,056,770.40 is: 311,017,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,320,522.40 : 368,492,541.60 = 207,056,770.40 : x
  2. Step 2: Convert to fraction form
    245,320,522.40/368,492,541.60 = 207,056,770.40/x
  3. Step 3: Cross multiply
    245,320,522.40x = 368,492,541.60 × 207,056,770.40
  4. Step 4: Simplify right side
    245,320,522.40x = 76,298,875,580,183,648
  5. Step 5: Solve for x
    x = 76,298,875,580,183,648/245,320,522.40
  6. Step 6: Final answer
    x = 311,017,092.39

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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.