Home / 774,085,963.11-1,068,204,169.63-452,243,761.23

Finding the Fourth Proportional to 774,085,963.11, 1,068,204,169.63 and 452,243,761.23

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Solution

The fourth proportional to 774,085,963.11, 1,068,204,169.63 and 452,243,761.23 is: 624,076,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,085,963.11 : 1,068,204,169.63 = 452,243,761.23 : x
  2. Step 2: Convert to fraction form
    774,085,963.11/1,068,204,169.63 = 452,243,761.23/x
  3. Step 3: Cross multiply
    774,085,963.11x = 1,068,204,169.63 × 452,243,761.23
  4. Step 4: Simplify right side
    774,085,963.11x = 483,088,671,435,040,128
  5. Step 5: Solve for x
    x = 483,088,671,435,040,128/774,085,963.11
  6. Step 6: Final answer
    x = 624,076,258.27

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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.