Home / 228,064,047.78-314,988,200.97-154,597,643.94

Finding the Fourth Proportional to 228,064,047.78, 314,988,200.97 and 154,597,643.94

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Solution

The fourth proportional to 228,064,047.78, 314,988,200.97 and 154,597,643.94 is: 213,520,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,064,047.78 : 314,988,200.97 = 154,597,643.94 : x
  2. Step 2: Convert to fraction form
    228,064,047.78/314,988,200.97 = 154,597,643.94/x
  3. Step 3: Cross multiply
    228,064,047.78x = 314,988,200.97 × 154,597,643.94
  4. Step 4: Simplify right side
    228,064,047.78x = 48,696,433,738,861,224
  5. Step 5: Solve for x
    x = 48,696,433,738,861,224/228,064,047.78
  6. Step 6: Final answer
    x = 213,520,869.30

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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.