Home / 436,444,308.22-654,789,284.25-190,822,513.18

Finding the Fourth Proportional to 436,444,308.22, 654,789,284.25 and 190,822,513.18

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Solution

The fourth proportional to 436,444,308.22, 654,789,284.25 and 190,822,513.18 is: 286,287,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,444,308.22 : 654,789,284.25 = 190,822,513.18 : x
  2. Step 2: Convert to fraction form
    436,444,308.22/654,789,284.25 = 190,822,513.18/x
  3. Step 3: Cross multiply
    436,444,308.22x = 654,789,284.25 × 190,822,513.18
  4. Step 4: Simplify right side
    436,444,308.22x = 124,948,536,823,918,400
  5. Step 5: Solve for x
    x = 124,948,536,823,918,400/436,444,308.22
  6. Step 6: Final answer
    x = 286,287,470.06

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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.