Home / 1,372,175,014,309.40-1,896,318,423,231.30-1,124,586,782,915.60

Finding the Fourth Proportional to 1,372,175,014,309.40, 1,896,318,423,231.30 and 1,124,586,782,915.60

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Solution

The fourth proportional to 1,372,175,014,309.40, 1,896,318,423,231.30 and 1,124,586,782,915.60 is: 1,554,156,439,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,175,014,309.40 : 1,896,318,423,231.30 = 1,124,586,782,915.60 : x
  2. Step 2: Convert to fraction form
    1,372,175,014,309.40/1,896,318,423,231.30 = 1,124,586,782,915.60/x
  3. Step 3: Cross multiply
    1,372,175,014,309.40x = 1,896,318,423,231.30 × 1,124,586,782,915.60
  4. Step 4: Simplify right side
    1,372,175,014,309.40x = 2,132,574,634,965,271,043,899,392
  5. Step 5: Solve for x
    x = 2,132,574,634,965,271,043,899,392/1,372,175,014,309.40
  6. Step 6: Final answer
    x = 1,554,156,439,758.94

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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.