Home / 453,438,342.60-680,157,513.90-223,855,830.60

Finding the Fourth Proportional to 453,438,342.60, 680,157,513.90 and 223,855,830.60

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Solution

The fourth proportional to 453,438,342.60, 680,157,513.90 and 223,855,830.60 is: 335,783,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,438,342.60 : 680,157,513.90 = 223,855,830.60 : x
  2. Step 2: Convert to fraction form
    453,438,342.60/680,157,513.90 = 223,855,830.60/x
  3. Step 3: Cross multiply
    453,438,342.60x = 680,157,513.90 × 223,855,830.60
  4. Step 4: Simplify right side
    453,438,342.60x = 152,257,225,212,915,520
  5. Step 5: Solve for x
    x = 152,257,225,212,915,520/453,438,342.60
  6. Step 6: Final answer
    x = 335,783,745.90

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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.