Home / 505,592,448.74-758,388,673.20-142,086,804.74

Finding the Fourth Proportional to 505,592,448.74, 758,388,673.20 and 142,086,804.74

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Solution

The fourth proportional to 505,592,448.74, 758,388,673.20 and 142,086,804.74 is: 213,130,207.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,592,448.74 : 758,388,673.20 = 142,086,804.74 : x
  2. Step 2: Convert to fraction form
    505,592,448.74/758,388,673.20 = 142,086,804.74/x
  3. Step 3: Cross multiply
    505,592,448.74x = 758,388,673.20 × 142,086,804.74
  4. Step 4: Simplify right side
    505,592,448.74x = 107,757,023,325,996,080
  5. Step 5: Solve for x
    x = 107,757,023,325,996,080/505,592,448.74
  6. Step 6: Final answer
    x = 213,130,207.14

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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.