Home / 186,837,827.20-280,256,740.80-176,256,246.40

Finding the Fourth Proportional to 186,837,827.20, 280,256,740.80 and 176,256,246.40

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Solution

The fourth proportional to 186,837,827.20, 280,256,740.80 and 176,256,246.40 is: 264,384,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,837,827.20 : 280,256,740.80 = 176,256,246.40 : x
  2. Step 2: Convert to fraction form
    186,837,827.20/280,256,740.80 = 176,256,246.40/x
  3. Step 3: Cross multiply
    186,837,827.20x = 280,256,740.80 × 176,256,246.40
  4. Step 4: Simplify right side
    186,837,827.20x = 49,397,001,161,705,736
  5. Step 5: Solve for x
    x = 49,397,001,161,705,736/186,837,827.20
  6. Step 6: Final answer
    x = 264,384,369.60

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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.