Home / 117,344,022.40-176,008,160.40-31,080,577.60

Finding the Fourth Proportional to 117,344,022.40, 176,008,160.40 and 31,080,577.60

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Solution

The fourth proportional to 117,344,022.40, 176,008,160.40 and 31,080,577.60 is: 46,618,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,344,022.40 : 176,008,160.40 = 31,080,577.60 : x
  2. Step 2: Convert to fraction form
    117,344,022.40/176,008,160.40 = 31,080,577.60/x
  3. Step 3: Cross multiply
    117,344,022.40x = 176,008,160.40 × 31,080,577.60
  4. Step 4: Simplify right side
    117,344,022.40x = 5,470,435,287,545,447
  5. Step 5: Solve for x
    x = 5,470,435,287,545,447/117,344,022.40
  6. Step 6: Final answer
    x = 46,618,781.05

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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.