Home / 139,540,098-209,294,176.08-37,312,107.24

Finding the Fourth Proportional to 139,540,098, 209,294,176.08 and 37,312,107.24

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Solution

The fourth proportional to 139,540,098, 209,294,176.08 and 37,312,107.24 is: 55,963,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,540,098 : 209,294,176.08 = 37,312,107.24 : x
  2. Step 2: Convert to fraction form
    139,540,098/209,294,176.08 = 37,312,107.24/x
  3. Step 3: Cross multiply
    139,540,098x = 209,294,176.08 × 37,312,107.24
  4. Step 4: Simplify right side
    139,540,098x = 7,809,206,742,604,404
  5. Step 5: Solve for x
    x = 7,809,206,742,604,404/139,540,098
  6. Step 6: Final answer
    x = 55,963,890.34

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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.