Home / 972,357,134.33-1,458,767,736.33-317,309,379.29

Finding the Fourth Proportional to 972,357,134.33, 1,458,767,736.33 and 317,309,379.29

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Solution

The fourth proportional to 972,357,134.33, 1,458,767,736.33 and 317,309,379.29 is: 476,039,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,357,134.33 : 1,458,767,736.33 = 317,309,379.29 : x
  2. Step 2: Convert to fraction form
    972,357,134.33/1,458,767,736.33 = 317,309,379.29/x
  3. Step 3: Cross multiply
    972,357,134.33x = 1,458,767,736.33 × 317,309,379.29
  4. Step 4: Simplify right side
    972,357,134.33x = 462,880,684,943,150,720
  5. Step 5: Solve for x
    x = 462,880,684,943,150,720/972,357,134.33
  6. Step 6: Final answer
    x = 476,039,788.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.