Home / 315,410,346.56-435,692,303.52-237,681,450.56

Finding the Fourth Proportional to 315,410,346.56, 435,692,303.52 and 237,681,450.56

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Solution

The fourth proportional to 315,410,346.56, 435,692,303.52 and 237,681,450.56 is: 328,321,438.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,410,346.56 : 435,692,303.52 = 237,681,450.56 : x
  2. Step 2: Convert to fraction form
    315,410,346.56/435,692,303.52 = 237,681,450.56/x
  3. Step 3: Cross multiply
    315,410,346.56x = 435,692,303.52 × 237,681,450.56
  4. Step 4: Simplify right side
    315,410,346.56x = 103,555,978,698,461,392
  5. Step 5: Solve for x
    x = 103,555,978,698,461,392/315,410,346.56
  6. Step 6: Final answer
    x = 328,321,438.49

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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.