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Finding the Fourth Proportional to 1,657,851,806.90, 2,324,389,915.90 and 1,657,851,806.90

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Solution

The fourth proportional to 1,657,851,806.90, 2,324,389,915.90 and 1,657,851,806.90 is: 2,324,389,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,851,806.90 : 2,324,389,915.90 = 1,657,851,806.90 : x
  2. Step 2: Convert to fraction form
    1,657,851,806.90/2,324,389,915.90 = 1,657,851,806.90/x
  3. Step 3: Cross multiply
    1,657,851,806.90x = 2,324,389,915.90 × 1,657,851,806.90
  4. Step 4: Simplify right side
    1,657,851,806.90x = 3,853,494,022,014,954,496
  5. Step 5: Solve for x
    x = 3,853,494,022,014,954,496/1,657,851,806.90
  6. Step 6: Final answer
    x = 2,324,389,915.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.