Home / 78,645,680.26-117,886,674.65-44,051,364.34

Finding the Fourth Proportional to 78,645,680.26, 117,886,674.65 and 44,051,364.34

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Solution

The fourth proportional to 78,645,680.26, 117,886,674.65 and 44,051,364.34 is: 66,031,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,645,680.26 : 117,886,674.65 = 44,051,364.34 : x
  2. Step 2: Convert to fraction form
    78,645,680.26/117,886,674.65 = 44,051,364.34/x
  3. Step 3: Cross multiply
    78,645,680.26x = 117,886,674.65 × 44,051,364.34
  4. Step 4: Simplify right side
    78,645,680.26x = 5,193,068,855,323,218
  5. Step 5: Solve for x
    x = 5,193,068,855,323,218/78,645,680.26
  6. Step 6: Final answer
    x = 66,031,202.71

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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.