Home / 1,089,656,878.76-1,503,758,249.34-594,651,471.56

Finding the Fourth Proportional to 1,089,656,878.76, 1,503,758,249.34 and 594,651,471.56

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Solution

The fourth proportional to 1,089,656,878.76, 1,503,758,249.34 and 594,651,471.56 is: 820,636,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,656,878.76 : 1,503,758,249.34 = 594,651,471.56 : x
  2. Step 2: Convert to fraction form
    1,089,656,878.76/1,503,758,249.34 = 594,651,471.56/x
  3. Step 3: Cross multiply
    1,089,656,878.76x = 1,503,758,249.34 × 594,651,471.56
  4. Step 4: Simplify right side
    1,089,656,878.76x = 894,212,055,840,520,320
  5. Step 5: Solve for x
    x = 894,212,055,840,520,320/1,089,656,878.76
  6. Step 6: Final answer
    x = 820,636,361.11

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Double scale
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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.