Home / 1,497,585,011.45-2,066,651,992.73-828,534,844.64

Finding the Fourth Proportional to 1,497,585,011.45, 2,066,651,992.73 and 828,534,844.64

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Solution

The fourth proportional to 1,497,585,011.45, 2,066,651,992.73 and 828,534,844.64 is: 1,143,369,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,585,011.45 : 2,066,651,992.73 = 828,534,844.64 : x
  2. Step 2: Convert to fraction form
    1,497,585,011.45/2,066,651,992.73 = 828,534,844.64/x
  3. Step 3: Cross multiply
    1,497,585,011.45x = 2,066,651,992.73 × 828,534,844.64
  4. Step 4: Simplify right side
    1,497,585,011.45x = 1,712,293,187,728,858,880
  5. Step 5: Solve for x
    x = 1,712,293,187,728,858,880/1,497,585,011.45
  6. Step 6: Final answer
    x = 1,143,369,608.16

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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.