Home / 213,573,066,799.83-294,731,124,046.03-115,914,709,243.84

Finding the Fourth Proportional to 213,573,066,799.83, 294,731,124,046.03 and 115,914,709,243.84

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Solution

The fourth proportional to 213,573,066,799.83, 294,731,124,046.03 and 115,914,709,243.84 is: 159,962,457,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,573,066,799.83 : 294,731,124,046.03 = 115,914,709,243.84 : x
  2. Step 2: Convert to fraction form
    213,573,066,799.83/294,731,124,046.03 = 115,914,709,243.84/x
  3. Step 3: Cross multiply
    213,573,066,799.83x = 294,731,124,046.03 × 115,914,709,243.84
  4. Step 4: Simplify right side
    213,573,066,799.83x = 34,163,672,548,905,708,421,120
  5. Step 5: Solve for x
    x = 34,163,672,548,905,708,421,120/213,573,066,799.83
  6. Step 6: Final answer
    x = 159,962,457,161.91

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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.