Home / 190,052,977.50-262,273,109.04-103,132,849.50

Finding the Fourth Proportional to 190,052,977.50, 262,273,109.04 and 103,132,849.50

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Solution

The fourth proportional to 190,052,977.50, 262,273,109.04 and 103,132,849.50 is: 142,323,332.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,977.50 : 262,273,109.04 = 103,132,849.50 : x
  2. Step 2: Convert to fraction form
    190,052,977.50/262,273,109.04 = 103,132,849.50/x
  3. Step 3: Cross multiply
    190,052,977.50x = 262,273,109.04 × 103,132,849.50
  4. Step 4: Simplify right side
    190,052,977.50x = 27,048,973,082,519,408
  5. Step 5: Solve for x
    x = 27,048,973,082,519,408/190,052,977.50
  6. Step 6: Final answer
    x = 142,323,332.36

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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.