Home / 25,957,875,778.40-38,935,643,611.72-10,825,213,763.36

Finding the Fourth Proportional to 25,957,875,778.40, 38,935,643,611.72 and 10,825,213,763.36

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Solution

The fourth proportional to 25,957,875,778.40, 38,935,643,611.72 and 10,825,213,763.36 is: 16,237,332,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,957,875,778.40 : 38,935,643,611.72 = 10,825,213,763.36 : x
  2. Step 2: Convert to fraction form
    25,957,875,778.40/38,935,643,611.72 = 10,825,213,763.36/x
  3. Step 3: Cross multiply
    25,957,875,778.40x = 38,935,643,611.72 × 10,825,213,763.36
  4. Step 4: Simplify right side
    25,957,875,778.40x = 421,486,665,110,871,212,032
  5. Step 5: Solve for x
    x = 421,486,665,110,871,212,032/25,957,875,778.40
  6. Step 6: Final answer
    x = 16,237,332,696.60

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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.