Home / 141,009,518.93-211,019,435.47-113,275,287.22

Finding the Fourth Proportional to 141,009,518.93, 211,019,435.47 and 113,275,287.22

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Solution

The fourth proportional to 141,009,518.93, 211,019,435.47 and 113,275,287.22 is: 169,515,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,009,518.93 : 211,019,435.47 = 113,275,287.22 : x
  2. Step 2: Convert to fraction form
    141,009,518.93/211,019,435.47 = 113,275,287.22/x
  3. Step 3: Cross multiply
    141,009,518.93x = 211,019,435.47 × 113,275,287.22
  4. Step 4: Simplify right side
    141,009,518.93x = 23,903,287,161,055,768
  5. Step 5: Solve for x
    x = 23,903,287,161,055,768/141,009,518.93
  6. Step 6: Final answer
    x = 169,515,415.29

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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.