Home / 122,458,587.04-168,992,859.27-67,454,443.54

Finding the Fourth Proportional to 122,458,587.04, 168,992,859.27 and 67,454,443.54

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Solution

The fourth proportional to 122,458,587.04, 168,992,859.27 and 67,454,443.54 is: 93,087,137.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,458,587.04 : 168,992,859.27 = 67,454,443.54 : x
  2. Step 2: Convert to fraction form
    122,458,587.04/168,992,859.27 = 67,454,443.54/x
  3. Step 3: Cross multiply
    122,458,587.04x = 168,992,859.27 × 67,454,443.54
  4. Step 4: Simplify right side
    122,458,587.04x = 11,399,319,284,291,382
  5. Step 5: Solve for x
    x = 11,399,319,284,291,382/122,458,587.04
  6. Step 6: Final answer
    x = 93,087,137.13

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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.