Home / 1,140,960,080.72-1,576,001,892.14-943,519,120.40

Finding the Fourth Proportional to 1,140,960,080.72, 1,576,001,892.14 and 943,519,120.40

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Solution

The fourth proportional to 1,140,960,080.72, 1,576,001,892.14 and 943,519,120.40 is: 1,303,277,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,960,080.72 : 1,576,001,892.14 = 943,519,120.40 : x
  2. Step 2: Convert to fraction form
    1,140,960,080.72/1,576,001,892.14 = 943,519,120.40/x
  3. Step 3: Cross multiply
    1,140,960,080.72x = 1,576,001,892.14 × 943,519,120.40
  4. Step 4: Simplify right side
    1,140,960,080.72x = 1,486,987,919,019,934,208
  5. Step 5: Solve for x
    x = 1,486,987,919,019,934,208/1,140,960,080.72
  6. Step 6: Final answer
    x = 1,303,277,778.21

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