Home / 163,979,715.19-226,293,512.67-93,414,279.56

Finding the Fourth Proportional to 163,979,715.19, 226,293,512.67 and 93,414,279.56

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Solution

The fourth proportional to 163,979,715.19, 226,293,512.67 and 93,414,279.56 is: 128,912,563.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,979,715.19 : 226,293,512.67 = 93,414,279.56 : x
  2. Step 2: Convert to fraction form
    163,979,715.19/226,293,512.67 = 93,414,279.56/x
  3. Step 3: Cross multiply
    163,979,715.19x = 226,293,512.67 × 93,414,279.56
  4. Step 4: Simplify right side
    163,979,715.19x = 21,139,045,454,038,316
  5. Step 5: Solve for x
    x = 21,139,045,454,038,316/163,979,715.19
  6. Step 6: Final answer
    x = 128,912,563.54

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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.