Home / 209,952,741.70-314,929,112.55-133,362,252.10

Finding the Fourth Proportional to 209,952,741.70, 314,929,112.55 and 133,362,252.10

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Solution

The fourth proportional to 209,952,741.70, 314,929,112.55 and 133,362,252.10 is: 200,043,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,741.70 : 314,929,112.55 = 133,362,252.10 : x
  2. Step 2: Convert to fraction form
    209,952,741.70/314,929,112.55 = 133,362,252.10/x
  3. Step 3: Cross multiply
    209,952,741.70x = 314,929,112.55 × 133,362,252.10
  4. Step 4: Simplify right side
    209,952,741.70x = 41,999,655,701,522,376
  5. Step 5: Solve for x
    x = 41,999,655,701,522,376/209,952,741.70
  6. Step 6: Final answer
    x = 200,043,378.15

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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.