Home / 774,085,961.35-1,068,204,167.22-452,243,759.48

Finding the Fourth Proportional to 774,085,961.35, 1,068,204,167.22 and 452,243,759.48

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Solution

The fourth proportional to 774,085,961.35, 1,068,204,167.22 and 452,243,759.48 is: 624,076,255.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,085,961.35 : 1,068,204,167.22 = 452,243,759.48 : x
  2. Step 2: Convert to fraction form
    774,085,961.35/1,068,204,167.22 = 452,243,759.48/x
  3. Step 3: Cross multiply
    774,085,961.35x = 1,068,204,167.22 × 452,243,759.48
  4. Step 4: Simplify right side
    774,085,961.35x = 483,088,668,482,127,424
  5. Step 5: Solve for x
    x = 483,088,668,482,127,424/774,085,961.35
  6. Step 6: Final answer
    x = 624,076,255.87

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1.5x scale

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.