Home / 450,191,701.22-675,321,609.30-139,330,758.33

Finding the Fourth Proportional to 450,191,701.22, 675,321,609.30 and 139,330,758.33

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Solution

The fourth proportional to 450,191,701.22, 675,321,609.30 and 139,330,758.33 is: 209,006,678.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,191,701.22 : 675,321,609.30 = 139,330,758.33 : x
  2. Step 2: Convert to fraction form
    450,191,701.22/675,321,609.30 = 139,330,758.33/x
  3. Step 3: Cross multiply
    450,191,701.22x = 675,321,609.30 × 139,330,758.33
  4. Step 4: Simplify right side
    450,191,701.22x = 94,093,071,938,395,008
  5. Step 5: Solve for x
    x = 94,093,071,938,395,008/450,191,701.22
  6. Step 6: Final answer
    x = 209,006,678.01

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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.