Home / 205,660,629.90-283,811,638.46-117,556,519.32

Finding the Fourth Proportional to 205,660,629.90, 283,811,638.46 and 117,556,519.32

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Solution

The fourth proportional to 205,660,629.90, 283,811,638.46 and 117,556,519.32 is: 162,227,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,660,629.90 : 283,811,638.46 = 117,556,519.32 : x
  2. Step 2: Convert to fraction form
    205,660,629.90/283,811,638.46 = 117,556,519.32/x
  3. Step 3: Cross multiply
    205,660,629.90x = 283,811,638.46 × 117,556,519.32
  4. Step 4: Simplify right side
    205,660,629.90x = 33,363,908,359,276,060
  5. Step 5: Solve for x
    x = 33,363,908,359,276,060/205,660,629.90
  6. Step 6: Final answer
    x = 162,227,979.05

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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.