Home / 68,170,067.03-94,077,013.95-40,316,653.73

Finding the Fourth Proportional to 68,170,067.03, 94,077,013.95 and 40,316,653.73

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Solution

The fourth proportional to 68,170,067.03, 94,077,013.95 and 40,316,653.73 is: 55,638,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,170,067.03 : 94,077,013.95 = 40,316,653.73 : x
  2. Step 2: Convert to fraction form
    68,170,067.03/94,077,013.95 = 40,316,653.73/x
  3. Step 3: Cross multiply
    68,170,067.03x = 94,077,013.95 × 40,316,653.73
  4. Step 4: Simplify right side
    68,170,067.03x = 3,792,870,395,609,722.50
  5. Step 5: Solve for x
    x = 3,792,870,395,609,722.50/68,170,067.03
  6. Step 6: Final answer
    x = 55,638,355.08

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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.