Home / 122,213,008.27-168,650,588.07-67,208,864.77

Finding the Fourth Proportional to 122,213,008.27, 168,650,588.07 and 67,208,864.77

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Solution

The fourth proportional to 122,213,008.27, 168,650,588.07 and 67,208,864.77 is: 92,746,383.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,213,008.27 : 168,650,588.07 = 67,208,864.77 : x
  2. Step 2: Convert to fraction form
    122,213,008.27/168,650,588.07 = 67,208,864.77/x
  3. Step 3: Cross multiply
    122,213,008.27x = 168,650,588.07 × 67,208,864.77
  4. Step 4: Simplify right side
    122,213,008.27x = 11,334,814,567,662,326
  5. Step 5: Solve for x
    x = 11,334,814,567,662,326/122,213,008.27
  6. Step 6: Final answer
    x = 92,746,383.77

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1.5x scale

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.