Home / 14,217,162,933.07-19,610,237,765.41-9,142,941,995.37

Finding the Fourth Proportional to 14,217,162,933.07, 19,610,237,765.41 and 9,142,941,995.37

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Solution

The fourth proportional to 14,217,162,933.07, 19,610,237,765.41 and 9,142,941,995.37 is: 12,611,184,611.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,162,933.07 : 19,610,237,765.41 = 9,142,941,995.37 : x
  2. Step 2: Convert to fraction form
    14,217,162,933.07/19,610,237,765.41 = 9,142,941,995.37/x
  3. Step 3: Cross multiply
    14,217,162,933.07x = 19,610,237,765.41 × 9,142,941,995.37
  4. Step 4: Simplify right side
    14,217,162,933.07x = 179,295,266,404,539,564,032
  5. Step 5: Solve for x
    x = 179,295,266,404,539,564,032/14,217,162,933.07
  6. Step 6: Final answer
    x = 12,611,184,611.77

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1.5x scale

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.