Home / 2,648,759,250.56-3,973,006,803.84-990,544,626.56

Finding the Fourth Proportional to 2,648,759,250.56, 3,973,006,803.84 and 990,544,626.56

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Solution

The fourth proportional to 2,648,759,250.56, 3,973,006,803.84 and 990,544,626.56 is: 1,485,767,549.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,759,250.56 : 3,973,006,803.84 = 990,544,626.56 : x
  2. Step 2: Convert to fraction form
    2,648,759,250.56/3,973,006,803.84 = 990,544,626.56/x
  3. Step 3: Cross multiply
    2,648,759,250.56x = 3,973,006,803.84 × 990,544,626.56
  4. Step 4: Simplify right side
    2,648,759,250.56x = 3,935,440,540,830,031,872
  5. Step 5: Solve for x
    x = 3,935,440,540,830,031,872/2,648,759,250.56
  6. Step 6: Final answer
    x = 1,485,767,549.47

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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.