Home / 92,265,400.80-138,303,622.80-53,907,170.40

Finding the Fourth Proportional to 92,265,400.80, 138,303,622.80 and 53,907,170.40

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Solution

The fourth proportional to 92,265,400.80, 138,303,622.80 and 53,907,170.40 is: 80,805,555.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,265,400.80 : 138,303,622.80 = 53,907,170.40 : x
  2. Step 2: Convert to fraction form
    92,265,400.80/138,303,622.80 = 53,907,170.40/x
  3. Step 3: Cross multiply
    92,265,400.80x = 138,303,622.80 × 53,907,170.40
  4. Step 4: Simplify right side
    92,265,400.80x = 7,455,556,961,216,926
  5. Step 5: Solve for x
    x = 7,455,556,961,216,926/92,265,400.80
  6. Step 6: Final answer
    x = 80,805,555.46

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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.