Home / 235,486,074.60-324,977,160.24-131,075,632.80

Finding the Fourth Proportional to 235,486,074.60, 324,977,160.24 and 131,075,632.80

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Solution

The fourth proportional to 235,486,074.60, 324,977,160.24 and 131,075,632.80 is: 180,887,922.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,486,074.60 : 324,977,160.24 = 131,075,632.80 : x
  2. Step 2: Convert to fraction form
    235,486,074.60/324,977,160.24 = 131,075,632.80/x
  3. Step 3: Cross multiply
    235,486,074.60x = 324,977,160.24 × 131,075,632.80
  4. Step 4: Simplify right side
    235,486,074.60x = 42,596,586,924,005,000
  5. Step 5: Solve for x
    x = 42,596,586,924,005,000/235,486,074.60
  6. Step 6: Final answer
    x = 180,887,922.98

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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.