Home / 219,177,327.60-328,765,991.40-111,681,903.60

Finding the Fourth Proportional to 219,177,327.60, 328,765,991.40 and 111,681,903.60

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Solution

The fourth proportional to 219,177,327.60, 328,765,991.40 and 111,681,903.60 is: 167,522,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,177,327.60 : 328,765,991.40 = 111,681,903.60 : x
  2. Step 2: Convert to fraction form
    219,177,327.60/328,765,991.40 = 111,681,903.60/x
  3. Step 3: Cross multiply
    219,177,327.60x = 328,765,991.40 × 111,681,903.60
  4. Step 4: Simplify right side
    219,177,327.60x = 36,717,211,758,493,224
  5. Step 5: Solve for x
    x = 36,717,211,758,493,224/219,177,327.60
  6. Step 6: Final answer
    x = 167,522,855.40

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1.5x scale

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.