Home / 91,520,189.42-126,300,327.77-53,845,983.16

Finding the Fourth Proportional to 91,520,189.42, 126,300,327.77 and 53,845,983.16

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Solution

The fourth proportional to 91,520,189.42, 126,300,327.77 and 53,845,983.16 is: 74,308,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,520,189.42 : 126,300,327.77 = 53,845,983.16 : x
  2. Step 2: Convert to fraction form
    91,520,189.42/126,300,327.77 = 53,845,983.16/x
  3. Step 3: Cross multiply
    91,520,189.42x = 126,300,327.77 × 53,845,983.16
  4. Step 4: Simplify right side
    91,520,189.42x = 6,800,765,322,024,764
  5. Step 5: Solve for x
    x = 6,800,765,322,024,764/91,520,189.42
  6. Step 6: Final answer
    x = 74,308,907.85

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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.