Home / 80,319,641.58-110,836,863.27-45,512,749.26

Finding the Fourth Proportional to 80,319,641.58, 110,836,863.27 and 45,512,749.26

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Solution

The fourth proportional to 80,319,641.58, 110,836,863.27 and 45,512,749.26 is: 62,805,190.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,319,641.58 : 110,836,863.27 = 45,512,749.26 : x
  2. Step 2: Convert to fraction form
    80,319,641.58/110,836,863.27 = 45,512,749.26/x
  3. Step 3: Cross multiply
    80,319,641.58x = 110,836,863.27 × 45,512,749.26
  4. Step 4: Simplify right side
    80,319,641.58x = 5,044,490,366,772,413
  5. Step 5: Solve for x
    x = 5,044,490,366,772,413/80,319,641.58
  6. Step 6: Final answer
    x = 62,805,190.21

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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.