Home / 186,626,313.40-279,939,470.10-106,004,745.40

Finding the Fourth Proportional to 186,626,313.40, 279,939,470.10 and 106,004,745.40

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Solution

The fourth proportional to 186,626,313.40, 279,939,470.10 and 106,004,745.40 is: 159,007,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,626,313.40 : 279,939,470.10 = 106,004,745.40 : x
  2. Step 2: Convert to fraction form
    186,626,313.40/279,939,470.10 = 106,004,745.40/x
  3. Step 3: Cross multiply
    186,626,313.40x = 279,939,470.10 × 106,004,745.40
  4. Step 4: Simplify right side
    186,626,313.40x = 29,674,912,255,361,416
  5. Step 5: Solve for x
    x = 29,674,912,255,361,416/186,626,313.40
  6. Step 6: Final answer
    x = 159,007,118.10

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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.