Home / 86,201,832.80-118,956,869.33-47,043,889.80

Finding the Fourth Proportional to 86,201,832.80, 118,956,869.33 and 47,043,889.80

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Solution

The fourth proportional to 86,201,832.80, 118,956,869.33 and 47,043,889.80 is: 64,919,662.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,201,832.80 : 118,956,869.33 = 47,043,889.80 : x
  2. Step 2: Convert to fraction form
    86,201,832.80/118,956,869.33 = 47,043,889.80/x
  3. Step 3: Cross multiply
    86,201,832.80x = 118,956,869.33 × 47,043,889.80
  4. Step 4: Simplify right side
    86,201,832.80x = 5,596,193,851,713,519
  5. Step 5: Solve for x
    x = 5,596,193,851,713,519/86,201,832.80
  6. Step 6: Final answer
    x = 64,919,662.03

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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.