Home / 213,573,066,801.64-294,731,124,048.55-115,914,709,245.66

Finding the Fourth Proportional to 213,573,066,801.64, 294,731,124,048.55 and 115,914,709,245.66

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Solution

The fourth proportional to 213,573,066,801.64, 294,731,124,048.55 and 115,914,709,245.66 is: 159,962,457,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,573,066,801.64 : 294,731,124,048.55 = 115,914,709,245.66 : x
  2. Step 2: Convert to fraction form
    213,573,066,801.64/294,731,124,048.55 = 115,914,709,245.66/x
  3. Step 3: Cross multiply
    213,573,066,801.64x = 294,731,124,048.55 × 115,914,709,245.66
  4. Step 4: Simplify right side
    213,573,066,801.64x = 34,163,672,549,734,221,873,152
  5. Step 5: Solve for x
    x = 34,163,672,549,734,221,873,152/213,573,066,801.64
  6. Step 6: Final answer
    x = 159,962,457,164.43

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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.