Home / 693,216,740.20-1,039,573,167.90-233,169,917.80

Finding the Fourth Proportional to 693,216,740.20, 1,039,573,167.90 and 233,169,917.80

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Solution

The fourth proportional to 693,216,740.20, 1,039,573,167.90 and 233,169,917.80 is: 349,670,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,216,740.20 : 1,039,573,167.90 = 233,169,917.80 : x
  2. Step 2: Convert to fraction form
    693,216,740.20/1,039,573,167.90 = 233,169,917.80/x
  3. Step 3: Cross multiply
    693,216,740.20x = 1,039,573,167.90 × 233,169,917.80
  4. Step 4: Simplify right side
    693,216,740.20x = 242,397,190,106,328,608
  5. Step 5: Solve for x
    x = 242,397,190,106,328,608/693,216,740.20
  6. Step 6: Final answer
    x = 349,670,133.52

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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.