Home / 235,296,834.88-324,704,975.52-130,872,658.72

Finding the Fourth Proportional to 235,296,834.88, 324,704,975.52 and 130,872,658.72

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Solution

The fourth proportional to 235,296,834.88, 324,704,975.52 and 130,872,658.72 is: 180,601,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,296,834.88 : 324,704,975.52 = 130,872,658.72 : x
  2. Step 2: Convert to fraction form
    235,296,834.88/324,704,975.52 = 130,872,658.72/x
  3. Step 3: Cross multiply
    235,296,834.88x = 324,704,975.52 × 130,872,658.72
  4. Step 4: Simplify right side
    235,296,834.88x = 42,495,003,445,914,912
  5. Step 5: Solve for x
    x = 42,495,003,445,914,912/235,296,834.88
  6. Step 6: Final answer
    x = 180,601,679.01

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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.