Home / 186,624,903.80-279,937,355.70-173,020,014.20

Finding the Fourth Proportional to 186,624,903.80, 279,937,355.70 and 173,020,014.20

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Solution

The fourth proportional to 186,624,903.80, 279,937,355.70 and 173,020,014.20 is: 259,530,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,903.80 : 279,937,355.70 = 173,020,014.20 : x
  2. Step 2: Convert to fraction form
    186,624,903.80/279,937,355.70 = 173,020,014.20/x
  3. Step 3: Cross multiply
    186,624,903.80x = 279,937,355.70 × 173,020,014.20
  4. Step 4: Simplify right side
    186,624,903.80x = 48,434,765,258,324,448
  5. Step 5: Solve for x
    x = 48,434,765,258,324,448/186,624,903.80
  6. Step 6: Final answer
    x = 259,530,021.30

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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.