Home / 123,296,392.16-170,149,018.08-68,295,791.60

Finding the Fourth Proportional to 123,296,392.16, 170,149,018.08 and 68,295,791.60

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Solution

The fourth proportional to 123,296,392.16, 170,149,018.08 and 68,295,791.60 is: 94,248,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,296,392.16 : 170,149,018.08 = 68,295,791.60 : x
  2. Step 2: Convert to fraction form
    123,296,392.16/170,149,018.08 = 68,295,791.60/x
  3. Step 3: Cross multiply
    123,296,392.16x = 170,149,018.08 × 68,295,791.60
  4. Step 4: Simplify right side
    123,296,392.16x = 11,620,461,879,736,312
  5. Step 5: Solve for x
    x = 11,620,461,879,736,312/123,296,392.16
  6. Step 6: Final answer
    x = 94,248,190.69

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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.