Home / 654,934,232.80-982,401,349.20-310,560,464.80

Finding the Fourth Proportional to 654,934,232.80, 982,401,349.20 and 310,560,464.80

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Solution

The fourth proportional to 654,934,232.80, 982,401,349.20 and 310,560,464.80 is: 465,840,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,934,232.80 : 982,401,349.20 = 310,560,464.80 : x
  2. Step 2: Convert to fraction form
    654,934,232.80/982,401,349.20 = 310,560,464.80/x
  3. Step 3: Cross multiply
    654,934,232.80x = 982,401,349.20 × 310,560,464.80
  4. Step 4: Simplify right side
    654,934,232.80x = 305,095,019,627,699,136
  5. Step 5: Solve for x
    x = 305,095,019,627,699,136/654,934,232.80
  6. Step 6: Final answer
    x = 465,840,697.20

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Half scale
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Double scale
Find fourth proportional to 654,934,233.80, 982,401,350.70 and 310,560,465.80
Similar ratio
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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.