Home / 345,657,171.06-477,043,862.27-211,783,931.24

Finding the Fourth Proportional to 345,657,171.06, 477,043,862.27 and 211,783,931.24

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Solution

The fourth proportional to 345,657,171.06, 477,043,862.27 and 211,783,931.24 is: 292,284,474.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,657,171.06 : 477,043,862.27 = 211,783,931.24 : x
  2. Step 2: Convert to fraction form
    345,657,171.06/477,043,862.27 = 211,783,931.24/x
  3. Step 3: Cross multiply
    345,657,171.06x = 477,043,862.27 × 211,783,931.24
  4. Step 4: Simplify right side
    345,657,171.06x = 101,030,224,523,794,912
  5. Step 5: Solve for x
    x = 101,030,224,523,794,912/345,657,171.06
  6. Step 6: Final answer
    x = 292,284,474.28

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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.