Home / 147,165,531.89-203,093,034.03-84,453,101.35

Finding the Fourth Proportional to 147,165,531.89, 203,093,034.03 and 84,453,101.35

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Solution

The fourth proportional to 147,165,531.89, 203,093,034.03 and 84,453,101.35 is: 116,547,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,165,531.89 : 203,093,034.03 = 84,453,101.35 : x
  2. Step 2: Convert to fraction form
    147,165,531.89/203,093,034.03 = 84,453,101.35/x
  3. Step 3: Cross multiply
    147,165,531.89x = 203,093,034.03 × 84,453,101.35
  4. Step 4: Simplify right side
    147,165,531.89x = 17,151,836,585,906,856
  5. Step 5: Solve for x
    x = 17,151,836,585,906,856/147,165,531.89
  6. Step 6: Final answer
    x = 116,547,919.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.