Home / 83,781,676.68-115,570,568.55-52,365,202.91

Finding the Fourth Proportional to 83,781,676.68, 115,570,568.55 and 52,365,202.91

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Solution

The fourth proportional to 83,781,676.68, 115,570,568.55 and 52,365,202.91 is: 72,233,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,781,676.68 : 115,570,568.55 = 52,365,202.91 : x
  2. Step 2: Convert to fraction form
    83,781,676.68/115,570,568.55 = 52,365,202.91/x
  3. Step 3: Cross multiply
    83,781,676.68x = 115,570,568.55 × 52,365,202.91
  4. Step 4: Simplify right side
    83,781,676.68x = 6,051,876,271,966,962
  5. Step 5: Solve for x
    x = 6,051,876,271,966,962/83,781,676.68
  6. Step 6: Final answer
    x = 72,233,888.27

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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.