Home / 215,498,086.67-297,387,348.21-116,378,824.51

Finding the Fourth Proportional to 215,498,086.67, 297,387,348.21 and 116,378,824.51

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Solution

The fourth proportional to 215,498,086.67, 297,387,348.21 and 116,378,824.51 is: 160,602,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,498,086.67 : 297,387,348.21 = 116,378,824.51 : x
  2. Step 2: Convert to fraction form
    215,498,086.67/297,387,348.21 = 116,378,824.51/x
  3. Step 3: Cross multiply
    215,498,086.67x = 297,387,348.21 × 116,378,824.51
  4. Step 4: Simplify right side
    215,498,086.67x = 34,609,590,009,197,584
  5. Step 5: Solve for x
    x = 34,609,590,009,197,584/215,498,086.67
  6. Step 6: Final answer
    x = 160,602,771.67

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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.