Home / 363,890,735.36-545,641,898.70-188,837,511.40

Finding the Fourth Proportional to 363,890,735.36, 545,641,898.70 and 188,837,511.40

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Solution

The fourth proportional to 363,890,735.36, 545,641,898.70 and 188,837,511.40 is: 283,155,486.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,890,735.36 : 545,641,898.70 = 188,837,511.40 : x
  2. Step 2: Convert to fraction form
    363,890,735.36/545,641,898.70 = 188,837,511.40/x
  3. Step 3: Cross multiply
    363,890,735.36x = 545,641,898.70 × 188,837,511.40
  4. Step 4: Simplify right side
    363,890,735.36x = 103,037,658,267,469,088
  5. Step 5: Solve for x
    x = 103,037,658,267,469,088/363,890,735.36
  6. Step 6: Final answer
    x = 283,155,486.67

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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.