Home / 171,309,862.80-257,051,885.40-113,842,112.40

Finding the Fourth Proportional to 171,309,862.80, 257,051,885.40 and 113,842,112.40

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Solution

The fourth proportional to 171,309,862.80, 257,051,885.40 and 113,842,112.40 is: 170,821,044.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,309,862.80 : 257,051,885.40 = 113,842,112.40 : x
  2. Step 2: Convert to fraction form
    171,309,862.80/257,051,885.40 = 113,842,112.40/x
  3. Step 3: Cross multiply
    171,309,862.80x = 257,051,885.40 × 113,842,112.40
  4. Step 4: Simplify right side
    171,309,862.80x = 29,263,329,630,338,720
  5. Step 5: Solve for x
    x = 29,263,329,630,338,720/171,309,862.80
  6. Step 6: Final answer
    x = 170,821,044.11

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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.