Home / 71,848,587.58-99,151,090.56-38,808,836.51

Finding the Fourth Proportional to 71,848,587.58, 99,151,090.56 and 38,808,836.51

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Solution

The fourth proportional to 71,848,587.58, 99,151,090.56 and 38,808,836.51 is: 53,556,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,848,587.58 : 99,151,090.56 = 38,808,836.51 : x
  2. Step 2: Convert to fraction form
    71,848,587.58/99,151,090.56 = 38,808,836.51/x
  3. Step 3: Cross multiply
    71,848,587.58x = 99,151,090.56 × 38,808,836.51
  4. Step 4: Simplify right side
    71,848,587.58x = 3,847,938,463,331,244
  5. Step 5: Solve for x
    x = 3,847,938,463,331,244/71,848,587.58
  6. Step 6: Final answer
    x = 53,556,215.83

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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.