Home / 143,048,005.60-214,572,008.40-133,482,067.60

Finding the Fourth Proportional to 143,048,005.60, 214,572,008.40 and 133,482,067.60

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Solution

The fourth proportional to 143,048,005.60, 214,572,008.40 and 133,482,067.60 is: 200,223,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,048,005.60 : 214,572,008.40 = 133,482,067.60 : x
  2. Step 2: Convert to fraction form
    143,048,005.60/214,572,008.40 = 133,482,067.60/x
  3. Step 3: Cross multiply
    143,048,005.60x = 214,572,008.40 × 133,482,067.60
  4. Step 4: Simplify right side
    143,048,005.60x = 28,641,515,330,316,568
  5. Step 5: Solve for x
    x = 28,641,515,330,316,568/143,048,005.60
  6. Step 6: Final answer
    x = 200,223,101.40

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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.