Home / 215,575,256.40-323,410,123.80-106,452,704.40

Finding the Fourth Proportional to 215,575,256.40, 323,410,123.80 and 106,452,704.40

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Solution

The fourth proportional to 215,575,256.40, 323,410,123.80 and 106,452,704.40 is: 159,702,383.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,575,256.40 : 323,410,123.80 = 106,452,704.40 : x
  2. Step 2: Convert to fraction form
    215,575,256.40/323,410,123.80 = 106,452,704.40/x
  3. Step 3: Cross multiply
    215,575,256.40x = 323,410,123.80 × 106,452,704.40
  4. Step 4: Simplify right side
    215,575,256.40x = 34,427,882,308,848,808
  5. Step 5: Solve for x
    x = 34,427,882,308,848,808/215,575,256.40
  6. Step 6: Final answer
    x = 159,702,383.68

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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.