Home / 144,692,179.20-217,038,268.80-133,606,713.60

Finding the Fourth Proportional to 144,692,179.20, 217,038,268.80 and 133,606,713.60

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Solution

The fourth proportional to 144,692,179.20, 217,038,268.80 and 133,606,713.60 is: 200,410,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,692,179.20 : 217,038,268.80 = 133,606,713.60 : x
  2. Step 2: Convert to fraction form
    144,692,179.20/217,038,268.80 = 133,606,713.60/x
  3. Step 3: Cross multiply
    144,692,179.20x = 217,038,268.80 × 133,606,713.60
  4. Step 4: Simplify right side
    144,692,179.20x = 28,997,769,819,801,416
  5. Step 5: Solve for x
    x = 28,997,769,819,801,416/144,692,179.20
  6. Step 6: Final answer
    x = 200,410,070.40

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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.