Home / 83,077,676.40-124,616,514.60-73,511,738.40

Finding the Fourth Proportional to 83,077,676.40, 124,616,514.60 and 73,511,738.40

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Solution

The fourth proportional to 83,077,676.40, 124,616,514.60 and 73,511,738.40 is: 110,267,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,077,676.40 : 124,616,514.60 = 73,511,738.40 : x
  2. Step 2: Convert to fraction form
    83,077,676.40/124,616,514.60 = 73,511,738.40/x
  3. Step 3: Cross multiply
    83,077,676.40x = 124,616,514.60 × 73,511,738.40
  4. Step 4: Simplify right side
    83,077,676.40x = 9,160,776,621,594,980
  5. Step 5: Solve for x
    x = 9,160,776,621,594,980/83,077,676.40
  6. Step 6: Final answer
    x = 110,267,607.60

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1.5x scale

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.