Home / 340,313,577.60-510,722,308.80-135,988,291.20

Finding the Fourth Proportional to 340,313,577.60, 510,722,308.80 and 135,988,291.20

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Solution

The fourth proportional to 340,313,577.60, 510,722,308.80 and 135,988,291.20 is: 204,083,112.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,313,577.60 : 510,722,308.80 = 135,988,291.20 : x
  2. Step 2: Convert to fraction form
    340,313,577.60/510,722,308.80 = 135,988,291.20/x
  3. Step 3: Cross multiply
    340,313,577.60x = 510,722,308.80 × 135,988,291.20
  4. Step 4: Simplify right side
    340,313,577.60x = 69,452,254,051,430,720
  5. Step 5: Solve for x
    x = 69,452,254,051,430,720/340,313,577.60
  6. Step 6: Final answer
    x = 204,083,112.23

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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.