Home / 1,293,835,739.64-1,940,042,880.18-637,342,274.04

Finding the Fourth Proportional to 1,293,835,739.64, 1,940,042,880.18 and 637,342,274.04

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Solution

The fourth proportional to 1,293,835,739.64, 1,940,042,880.18 and 637,342,274.04 is: 955,663,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,835,739.64 : 1,940,042,880.18 = 637,342,274.04 : x
  2. Step 2: Convert to fraction form
    1,293,835,739.64/1,940,042,880.18 = 637,342,274.04/x
  3. Step 3: Cross multiply
    1,293,835,739.64x = 1,940,042,880.18 × 637,342,274.04
  4. Step 4: Simplify right side
    1,293,835,739.64x = 1,236,471,340,989,032,448
  5. Step 5: Solve for x
    x = 1,236,471,340,989,032,448/1,293,835,739.64
  6. Step 6: Final answer
    x = 955,663,306.48

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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.