Home / 186,789,344.40-280,184,016.60-176,207,763.60

Finding the Fourth Proportional to 186,789,344.40, 280,184,016.60 and 176,207,763.60

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Solution

The fourth proportional to 186,789,344.40, 280,184,016.60 and 176,207,763.60 is: 264,311,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,789,344.40 : 280,184,016.60 = 176,207,763.60 : x
  2. Step 2: Convert to fraction form
    186,789,344.40/280,184,016.60 = 176,207,763.60/x
  3. Step 3: Cross multiply
    186,789,344.40x = 280,184,016.60 × 176,207,763.60
  4. Step 4: Simplify right side
    186,789,344.40x = 49,370,598,961,551,280
  5. Step 5: Solve for x
    x = 49,370,598,961,551,280/186,789,344.40
  6. Step 6: Final answer
    x = 264,311,645.40

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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.