Home / 212,961,226-293,886,492.36-115,176,082

Finding the Fourth Proportional to 212,961,226, 293,886,492.36 and 115,176,082

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Solution

The fourth proportional to 212,961,226, 293,886,492.36 and 115,176,082 is: 158,942,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,961,226 : 293,886,492.36 = 115,176,082 : x
  2. Step 2: Convert to fraction form
    212,961,226/293,886,492.36 = 115,176,082/x
  3. Step 3: Cross multiply
    212,961,226x = 293,886,492.36 × 115,176,082
  4. Step 4: Simplify right side
    212,961,226x = 33,848,694,742,747,736
  5. Step 5: Solve for x
    x = 33,848,694,742,747,736/212,961,226
  6. Step 6: Final answer
    x = 158,942,993.42

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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.