Home / 1,170,163,828.56-1,614,825,694.79-641,516,464.43

Finding the Fourth Proportional to 1,170,163,828.56, 1,614,825,694.79 and 641,516,464.43

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Solution

The fourth proportional to 1,170,163,828.56, 1,614,825,694.79 and 641,516,464.43 is: 885,292,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,163,828.56 : 1,614,825,694.79 = 641,516,464.43 : x
  2. Step 2: Convert to fraction form
    1,170,163,828.56/1,614,825,694.79 = 641,516,464.43/x
  3. Step 3: Cross multiply
    1,170,163,828.56x = 1,614,825,694.79 × 641,516,464.43
  4. Step 4: Simplify right side
    1,170,163,828.56x = 1,035,937,270,381,117,312
  5. Step 5: Solve for x
    x = 1,035,937,270,381,117,312/1,170,163,828.56
  6. Step 6: Final answer
    x = 885,292,507.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.