Home / 1,328,737,609.80-1,833,713,612.51-764,222,648.60

Finding the Fourth Proportional to 1,328,737,609.80, 1,833,713,612.51 and 764,222,648.60

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Solution

The fourth proportional to 1,328,737,609.80, 1,833,713,612.51 and 764,222,648.60 is: 1,054,659,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,737,609.80 : 1,833,713,612.51 = 764,222,648.60 : x
  2. Step 2: Convert to fraction form
    1,328,737,609.80/1,833,713,612.51 = 764,222,648.60/x
  3. Step 3: Cross multiply
    1,328,737,609.80x = 1,833,713,612.51 × 764,222,648.60
  4. Step 4: Simplify right side
    1,328,737,609.80x = 1,401,365,473,713,276,672
  5. Step 5: Solve for x
    x = 1,401,365,473,713,276,672/1,328,737,609.80
  6. Step 6: Final answer
    x = 1,054,659,297.20

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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.