Home / 1,120,473,008.10-1,680,709,512.15-733,489,481.70

Finding the Fourth Proportional to 1,120,473,008.10, 1,680,709,512.15 and 733,489,481.70

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Solution

The fourth proportional to 1,120,473,008.10, 1,680,709,512.15 and 733,489,481.70 is: 1,100,234,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,473,008.10 : 1,680,709,512.15 = 733,489,481.70 : x
  2. Step 2: Convert to fraction form
    1,120,473,008.10/1,680,709,512.15 = 733,489,481.70/x
  3. Step 3: Cross multiply
    1,120,473,008.10x = 1,680,709,512.15 × 733,489,481.70
  4. Step 4: Simplify right side
    1,120,473,008.10x = 1,232,782,748,955,163,392
  5. Step 5: Solve for x
    x = 1,232,782,748,955,163,392/1,120,473,008.10
  6. Step 6: Final answer
    x = 1,100,234,222.55

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1.5x scale

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.