Home / 212,947,412.04-293,868,313.92-115,162,268.04

Finding the Fourth Proportional to 212,947,412.04, 293,868,313.92 and 115,162,268.04

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Solution

The fourth proportional to 212,947,412.04, 293,868,313.92 and 115,162,268.04 is: 158,924,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,947,412.04 : 293,868,313.92 = 115,162,268.04 : x
  2. Step 2: Convert to fraction form
    212,947,412.04/293,868,313.92 = 115,162,268.04/x
  3. Step 3: Cross multiply
    212,947,412.04x = 293,868,313.92 × 115,162,268.04
  4. Step 4: Simplify right side
    212,947,412.04x = 33,842,541,536,117,908
  5. Step 5: Solve for x
    x = 33,842,541,536,117,908/212,947,412.04
  6. Step 6: Final answer
    x = 158,924,408.67

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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.