Home / 2,648,759,262.44-3,973,006,817.82-990,544,637.48

Finding the Fourth Proportional to 2,648,759,262.44, 3,973,006,817.82 and 990,544,637.48

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Solution

The fourth proportional to 2,648,759,262.44, 3,973,006,817.82 and 990,544,637.48 is: 1,485,767,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,759,262.44 : 3,973,006,817.82 = 990,544,637.48 : x
  2. Step 2: Convert to fraction form
    2,648,759,262.44/3,973,006,817.82 = 990,544,637.48/x
  3. Step 3: Cross multiply
    2,648,759,262.44x = 3,973,006,817.82 × 990,544,637.48
  4. Step 4: Simplify right side
    2,648,759,262.44x = 3,935,440,598,043,215,360
  5. Step 5: Solve for x
    x = 3,935,440,598,043,215,360/2,648,759,262.44
  6. Step 6: Final answer
    x = 1,485,767,564.40

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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.