Home / 764,408,507.70-1,054,867,201.01-442,550,045.74

Finding the Fourth Proportional to 764,408,507.70, 1,054,867,201.01 and 442,550,045.74

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Solution

The fourth proportional to 764,408,507.70, 1,054,867,201.01 and 442,550,045.74 is: 610,709,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,408,507.70 : 1,054,867,201.01 = 442,550,045.74 : x
  2. Step 2: Convert to fraction form
    764,408,507.70/1,054,867,201.01 = 442,550,045.74/x
  3. Step 3: Cross multiply
    764,408,507.70x = 1,054,867,201.01 × 442,550,045.74
  4. Step 4: Simplify right side
    764,408,507.70x = 466,831,528,051,751,360
  5. Step 5: Solve for x
    x = 466,831,528,051,751,360/764,408,507.70
  6. Step 6: Final answer
    x = 610,709,487.60

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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.