Home / 295,642,874.44-407,989,806.66-163,492,813

Finding the Fourth Proportional to 295,642,874.44, 407,989,806.66 and 163,492,813

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Solution

The fourth proportional to 295,642,874.44, 407,989,806.66 and 163,492,813 is: 225,621,541.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,642,874.44 : 407,989,806.66 = 163,492,813 : x
  2. Step 2: Convert to fraction form
    295,642,874.44/407,989,806.66 = 163,492,813/x
  3. Step 3: Cross multiply
    295,642,874.44x = 407,989,806.66 × 163,492,813
  4. Step 4: Simplify right side
    295,642,874.44x = 66,703,401,166,169,536
  5. Step 5: Solve for x
    x = 66,703,401,166,169,536/295,642,874.44
  6. Step 6: Final answer
    x = 225,621,541.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.