Home / 69,791,392.63-104,638,610.31-30,908,656.45

Finding the Fourth Proportional to 69,791,392.63, 104,638,610.31 and 30,908,656.45

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Solution

The fourth proportional to 69,791,392.63, 104,638,610.31 and 30,908,656.45 is: 46,341,514.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791,392.63 : 104,638,610.31 = 30,908,656.45 : x
  2. Step 2: Convert to fraction form
    69,791,392.63/104,638,610.31 = 30,908,656.45/x
  3. Step 3: Cross multiply
    69,791,392.63x = 104,638,610.31 × 30,908,656.45
  4. Step 4: Simplify right side
    69,791,392.63x = 3,234,238,857,477,218
  5. Step 5: Solve for x
    x = 3,234,238,857,477,218/69,791,392.63
  6. Step 6: Final answer
    x = 46,341,514.84

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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.