Home / 218,591,207.60-327,886,811.40-57,033,143.60

Finding the Fourth Proportional to 218,591,207.60, 327,886,811.40 and 57,033,143.60

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Solution

The fourth proportional to 218,591,207.60, 327,886,811.40 and 57,033,143.60 is: 85,549,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,591,207.60 : 327,886,811.40 = 57,033,143.60 : x
  2. Step 2: Convert to fraction form
    218,591,207.60/327,886,811.40 = 57,033,143.60/x
  3. Step 3: Cross multiply
    218,591,207.60x = 327,886,811.40 × 57,033,143.60
  4. Step 4: Simplify right side
    218,591,207.60x = 18,700,415,599,122,316
  5. Step 5: Solve for x
    x = 18,700,415,599,122,316/218,591,207.60
  6. Step 6: Final answer
    x = 85,549,715.40

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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.