Home / 764,408,508.45-1,054,867,202.04-442,550,046.49

Finding the Fourth Proportional to 764,408,508.45, 1,054,867,202.04 and 442,550,046.49

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Solution

The fourth proportional to 764,408,508.45, 1,054,867,202.04 and 442,550,046.49 is: 610,709,488.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,408,508.45 : 1,054,867,202.04 = 442,550,046.49 : x
  2. Step 2: Convert to fraction form
    764,408,508.45/1,054,867,202.04 = 442,550,046.49/x
  3. Step 3: Cross multiply
    764,408,508.45x = 1,054,867,202.04 × 442,550,046.49
  4. Step 4: Simplify right side
    764,408,508.45x = 466,831,529,303,578,240
  5. Step 5: Solve for x
    x = 466,831,529,303,578,240/764,408,508.45
  6. Step 6: Final answer
    x = 610,709,488.63

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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.