Home / 63,139,203.56-86,499,261.44-60,778,600.64

Finding the Fourth Proportional to 63,139,203.56, 86,499,261.44 and 60,778,600.64

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Solution

The fourth proportional to 63,139,203.56, 86,499,261.44 and 60,778,600.64 is: 83,265,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,139,203.56 : 86,499,261.44 = 60,778,600.64 : x
  2. Step 2: Convert to fraction form
    63,139,203.56/86,499,261.44 = 60,778,600.64/x
  3. Step 3: Cross multiply
    63,139,203.56x = 86,499,261.44 × 60,778,600.64
  4. Step 4: Simplify right side
    63,139,203.56x = 5,257,304,066,208,242
  5. Step 5: Solve for x
    x = 5,257,304,066,208,242/63,139,203.56
  6. Step 6: Final answer
    x = 83,265,289.55

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.