Home / 468,608,645.40-702,417,378.64-173,313,993.52

Finding the Fourth Proportional to 468,608,645.40, 702,417,378.64 and 173,313,993.52

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Solution

The fourth proportional to 468,608,645.40, 702,417,378.64 and 173,313,993.52 is: 259,787,697.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,608,645.40 : 702,417,378.64 = 173,313,993.52 : x
  2. Step 2: Convert to fraction form
    468,608,645.40/702,417,378.64 = 173,313,993.52/x
  3. Step 3: Cross multiply
    468,608,645.40x = 702,417,378.64 × 173,313,993.52
  4. Step 4: Simplify right side
    468,608,645.40x = 121,738,761,009,948,352
  5. Step 5: Solve for x
    x = 121,738,761,009,948,352/468,608,645.40
  6. Step 6: Final answer
    x = 259,787,697.48

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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.