Home / 2,619,300,602.40-3,929,496,778.80-873,045,837.60

Finding the Fourth Proportional to 2,619,300,602.40, 3,929,496,778.80 and 873,045,837.60

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Solution

The fourth proportional to 2,619,300,602.40, 3,929,496,778.80 and 873,045,837.60 is: 1,309,750,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,300,602.40 : 3,929,496,778.80 = 873,045,837.60 : x
  2. Step 2: Convert to fraction form
    2,619,300,602.40/3,929,496,778.80 = 873,045,837.60/x
  3. Step 3: Cross multiply
    2,619,300,602.40x = 3,929,496,778.80 × 873,045,837.60
  4. Step 4: Simplify right side
    2,619,300,602.40x = 3,430,630,806,593,948,160
  5. Step 5: Solve for x
    x = 3,430,630,806,593,948,160/2,619,300,602.40
  6. Step 6: Final answer
    x = 1,309,750,703.47

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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.