Home / 86,753,393.70-130,151,628.86-43,054,661.48

Finding the Fourth Proportional to 86,753,393.70, 130,151,628.86 and 43,054,661.48

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Solution

The fourth proportional to 86,753,393.70, 130,151,628.86 and 43,054,661.48 is: 64,592,681.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,753,393.70 : 130,151,628.86 = 43,054,661.48 : x
  2. Step 2: Convert to fraction form
    86,753,393.70/130,151,628.86 = 43,054,661.48/x
  3. Step 3: Cross multiply
    86,753,393.70x = 130,151,628.86 × 43,054,661.48
  4. Step 4: Simplify right side
    86,753,393.70x = 5,603,634,321,422,625
  5. Step 5: Solve for x
    x = 5,603,634,321,422,625/86,753,393.70
  6. Step 6: Final answer
    x = 64,592,681.42

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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.