Home / 295,962,256.76-408,428,788.28-163,812,431.84

Finding the Fourth Proportional to 295,962,256.76, 408,428,788.28 and 163,812,431.84

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Solution

The fourth proportional to 295,962,256.76, 408,428,788.28 and 163,812,431.84 is: 226,061,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,962,256.76 : 408,428,788.28 = 163,812,431.84 : x
  2. Step 2: Convert to fraction form
    295,962,256.76/408,428,788.28 = 163,812,431.84/x
  3. Step 3: Cross multiply
    295,962,256.76x = 408,428,788.28 × 163,812,431.84
  4. Step 4: Simplify right side
    295,962,256.76x = 66,905,713,041,611,288
  5. Step 5: Solve for x
    x = 66,905,713,041,611,288/295,962,256.76
  6. Step 6: Final answer
    x = 226,061,639.66

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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.