Home / 186,685,258.78-280,027,888.17-50,370,642.28

Finding the Fourth Proportional to 186,685,258.78, 280,027,888.17 and 50,370,642.28

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Solution

The fourth proportional to 186,685,258.78, 280,027,888.17 and 50,370,642.28 is: 75,555,963.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,685,258.78 : 280,027,888.17 = 50,370,642.28 : x
  2. Step 2: Convert to fraction form
    186,685,258.78/280,027,888.17 = 50,370,642.28/x
  3. Step 3: Cross multiply
    186,685,258.78x = 280,027,888.17 × 50,370,642.28
  4. Step 4: Simplify right side
    186,685,258.78x = 14,105,184,583,881,326
  5. Step 5: Solve for x
    x = 14,105,184,583,881,326/186,685,258.78
  6. Step 6: Final answer
    x = 75,555,963.42

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1.5x scale

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.