Home / 7,854,945,126.80-10,839,821,411.70-4,286,652,041.34

Finding the Fourth Proportional to 7,854,945,126.80, 10,839,821,411.70 and 4,286,652,041.34

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Solution

The fourth proportional to 7,854,945,126.80, 10,839,821,411.70 and 4,286,652,041.34 is: 5,915,578,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854,945,126.80 : 10,839,821,411.70 = 4,286,652,041.34 : x
  2. Step 2: Convert to fraction form
    7,854,945,126.80/10,839,821,411.70 = 4,286,652,041.34/x
  3. Step 3: Cross multiply
    7,854,945,126.80x = 10,839,821,411.70 × 4,286,652,041.34
  4. Step 4: Simplify right side
    7,854,945,126.80x = 46,466,542,582,224,846,848
  5. Step 5: Solve for x
    x = 46,466,542,582,224,846,848/7,854,945,126.80
  6. Step 6: Final answer
    x = 5,915,578,254.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.