Home / 890,948,421.94-1,336,473,704.48-235,882,426.31

Finding the Fourth Proportional to 890,948,421.94, 1,336,473,704.48 and 235,882,426.31

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Solution

The fourth proportional to 890,948,421.94, 1,336,473,704.48 and 235,882,426.31 is: 353,837,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,948,421.94 : 1,336,473,704.48 = 235,882,426.31 : x
  2. Step 2: Convert to fraction form
    890,948,421.94/1,336,473,704.48 = 235,882,426.31/x
  3. Step 3: Cross multiply
    890,948,421.94x = 1,336,473,704.48 × 235,882,426.31
  4. Step 4: Simplify right side
    890,948,421.94x = 315,250,660,116,187,200
  5. Step 5: Solve for x
    x = 315,250,660,116,187,200/890,948,421.94
  6. Step 6: Final answer
    x = 353,837,160.89

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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.