Home / 86,036,716.80-118,729,168.47-46,878,817.14

Finding the Fourth Proportional to 86,036,716.80, 118,729,168.47 and 46,878,817.14

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Solution

The fourth proportional to 86,036,716.80, 118,729,168.47 and 46,878,817.14 is: 64,691,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,036,716.80 : 118,729,168.47 = 46,878,817.14 : x
  2. Step 2: Convert to fraction form
    86,036,716.80/118,729,168.47 = 46,878,817.14/x
  3. Step 3: Cross multiply
    86,036,716.80x = 118,729,168.47 × 46,878,817.14
  4. Step 4: Simplify right side
    86,036,716.80x = 5,565,882,977,889,384
  5. Step 5: Solve for x
    x = 5,565,882,977,889,384/86,036,716.80
  6. Step 6: Final answer
    x = 64,691,949.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.