Home / 10,389,540,750.12-15,589,669,100.22-4,869,359,594.28

Finding the Fourth Proportional to 10,389,540,750.12, 15,589,669,100.22 and 4,869,359,594.28

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Solution

The fourth proportional to 10,389,540,750.12, 15,589,669,100.22 and 4,869,359,594.28 is: 7,306,550,561.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,540,750.12 : 15,589,669,100.22 = 4,869,359,594.28 : x
  2. Step 2: Convert to fraction form
    10,389,540,750.12/15,589,669,100.22 = 4,869,359,594.28/x
  3. Step 3: Cross multiply
    10,389,540,750.12x = 15,589,669,100.22 × 4,869,359,594.28
  4. Step 4: Simplify right side
    10,389,540,750.12x = 75,911,704,804,806,705,152
  5. Step 5: Solve for x
    x = 75,911,704,804,806,705,152/10,389,540,750.12
  6. Step 6: Final answer
    x = 7,306,550,561.82

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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.