Home / 113,723,999.20-170,585,998.80-40,952,011.60

Finding the Fourth Proportional to 113,723,999.20, 170,585,998.80 and 40,952,011.60

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Solution

The fourth proportional to 113,723,999.20, 170,585,998.80 and 40,952,011.60 is: 61,428,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,723,999.20 : 170,585,998.80 = 40,952,011.60 : x
  2. Step 2: Convert to fraction form
    113,723,999.20/170,585,998.80 = 40,952,011.60/x
  3. Step 3: Cross multiply
    113,723,999.20x = 170,585,998.80 × 40,952,011.60
  4. Step 4: Simplify right side
    113,723,999.20x = 6,985,839,801,655,187
  5. Step 5: Solve for x
    x = 6,985,839,801,655,187/113,723,999.20
  6. Step 6: Final answer
    x = 61,428,017.40

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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.