Home / 165,065,440.16-227,790,804.34-90,733,618.56

Finding the Fourth Proportional to 165,065,440.16, 227,790,804.34 and 90,733,618.56

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Solution

The fourth proportional to 165,065,440.16, 227,790,804.34 and 90,733,618.56 is: 125,212,666.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,065,440.16 : 227,790,804.34 = 90,733,618.56 : x
  2. Step 2: Convert to fraction form
    165,065,440.16/227,790,804.34 = 90,733,618.56/x
  3. Step 3: Cross multiply
    165,065,440.16x = 227,790,804.34 × 90,733,618.56
  4. Step 4: Simplify right side
    165,065,440.16x = 20,668,283,952,461,152
  5. Step 5: Solve for x
    x = 20,668,283,952,461,152/165,065,440.16
  6. Step 6: Final answer
    x = 125,212,666.76

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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.