Home / 993,852,735,028.40-1,490,655,715,672.20-267,840,862,927.42

Finding the Fourth Proportional to 993,852,735,028.40, 1,490,655,715,672.20 and 267,840,862,927.42

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Solution

The fourth proportional to 993,852,735,028.40, 1,490,655,715,672.20 and 267,840,862,927.42 is: 401,728,041,933.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,852,735,028.40 : 1,490,655,715,672.20 = 267,840,862,927.42 : x
  2. Step 2: Convert to fraction form
    993,852,735,028.40/1,490,655,715,672.20 = 267,840,862,927.42/x
  3. Step 3: Cross multiply
    993,852,735,028.40x = 1,490,655,715,672.20 × 267,840,862,927.42
  4. Step 4: Simplify right side
    993,852,735,028.40x = 399,258,513,213,332,905,787,392
  5. Step 5: Solve for x
    x = 399,258,513,213,332,905,787,392/993,852,735,028.40
  6. Step 6: Final answer
    x = 401,728,041,933.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.