Home / 104,038,072.38-156,108,384.72-48,709,647

Finding the Fourth Proportional to 104,038,072.38, 156,108,384.72 and 48,709,647

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Solution

The fourth proportional to 104,038,072.38, 156,108,384.72 and 48,709,647 is: 73,088,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,038,072.38 : 156,108,384.72 = 48,709,647 : x
  2. Step 2: Convert to fraction form
    104,038,072.38/156,108,384.72 = 48,709,647/x
  3. Step 3: Cross multiply
    104,038,072.38x = 156,108,384.72 × 48,709,647
  4. Step 4: Simplify right side
    104,038,072.38x = 7,603,984,313,451,394
  5. Step 5: Solve for x
    x = 7,603,984,313,451,394/104,038,072.38
  6. Step 6: Final answer
    x = 73,088,477.51

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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.