Home / 1,359,223,636.64-2,039,142,211.28-413,906,287.36

Finding the Fourth Proportional to 1,359,223,636.64, 2,039,142,211.28 and 413,906,287.36

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Solution

The fourth proportional to 1,359,223,636.64, 2,039,142,211.28 and 413,906,287.36 is: 620,952,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,223,636.64 : 2,039,142,211.28 = 413,906,287.36 : x
  2. Step 2: Convert to fraction form
    1,359,223,636.64/2,039,142,211.28 = 413,906,287.36/x
  3. Step 3: Cross multiply
    1,359,223,636.64x = 2,039,142,211.28 × 413,906,287.36
  4. Step 4: Simplify right side
    1,359,223,636.64x = 844,013,782,069,899,776
  5. Step 5: Solve for x
    x = 844,013,782,069,899,776/1,359,223,636.64
  6. Step 6: Final answer
    x = 620,952,843.46

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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.