Home / 133,066,016.60-199,599,024.90-87,149,514.20

Finding the Fourth Proportional to 133,066,016.60, 199,599,024.90 and 87,149,514.20

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Solution

The fourth proportional to 133,066,016.60, 199,599,024.90 and 87,149,514.20 is: 130,724,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,066,016.60 : 199,599,024.90 = 87,149,514.20 : x
  2. Step 2: Convert to fraction form
    133,066,016.60/199,599,024.90 = 87,149,514.20/x
  3. Step 3: Cross multiply
    133,066,016.60x = 199,599,024.90 × 87,149,514.20
  4. Step 4: Simplify right side
    133,066,016.60x = 17,394,958,054,828,704
  5. Step 5: Solve for x
    x = 17,394,958,054,828,704/133,066,016.60
  6. Step 6: Final answer
    x = 130,724,271.30

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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.