Home / 99,314,857.58-149,005,775.75-43,975,137.33

Finding the Fourth Proportional to 99,314,857.58, 149,005,775.75 and 43,975,137.33

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Solution

The fourth proportional to 99,314,857.58, 149,005,775.75 and 43,975,137.33 is: 65,977,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,314,857.58 : 149,005,775.75 = 43,975,137.33 : x
  2. Step 2: Convert to fraction form
    99,314,857.58/149,005,775.75 = 43,975,137.33/x
  3. Step 3: Cross multiply
    99,314,857.58x = 149,005,775.75 × 43,975,137.33
  4. Step 4: Simplify right side
    99,314,857.58x = 6,552,549,451,349,558
  5. Step 5: Solve for x
    x = 6,552,549,451,349,558/99,314,857.58
  6. Step 6: Final answer
    x = 65,977,534.59

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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.