Home / 121,392,329.32-182,068,550.88-52,286,662.48

Finding the Fourth Proportional to 121,392,329.32, 182,068,550.88 and 52,286,662.48

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Solution

The fourth proportional to 121,392,329.32, 182,068,550.88 and 52,286,662.48 is: 78,421,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,392,329.32 : 182,068,550.88 = 52,286,662.48 : x
  2. Step 2: Convert to fraction form
    121,392,329.32/182,068,550.88 = 52,286,662.48/x
  3. Step 3: Cross multiply
    121,392,329.32x = 182,068,550.88 × 52,286,662.48
  4. Step 4: Simplify right side
    121,392,329.32x = 9,519,756,868,085,266
  5. Step 5: Solve for x
    x = 9,519,756,868,085,266/121,392,329.32
  6. Step 6: Final answer
    x = 78,421,403.74

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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.