Home / 1,404,282,007.40-1,937,904,332.92-809,563,656.12

Finding the Fourth Proportional to 1,404,282,007.40, 1,937,904,332.92 and 809,563,656.12

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Solution

The fourth proportional to 1,404,282,007.40, 1,937,904,332.92 and 809,563,656.12 is: 1,117,195,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,282,007.40 : 1,937,904,332.92 = 809,563,656.12 : x
  2. Step 2: Convert to fraction form
    1,404,282,007.40/1,937,904,332.92 = 809,563,656.12/x
  3. Step 3: Cross multiply
    1,404,282,007.40x = 1,937,904,332.92 × 809,563,656.12
  4. Step 4: Simplify right side
    1,404,282,007.40x = 1,568,856,916,969,505,024
  5. Step 5: Solve for x
    x = 1,568,856,916,969,505,024/1,404,282,007.40
  6. Step 6: Final answer
    x = 1,117,195,056.76

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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.