Home / 1,303,777,424.40-1,955,666,136.60-890,528,902.80

Finding the Fourth Proportional to 1,303,777,424.40, 1,955,666,136.60 and 890,528,902.80

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Solution

The fourth proportional to 1,303,777,424.40, 1,955,666,136.60 and 890,528,902.80 is: 1,335,793,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,777,424.40 : 1,955,666,136.60 = 890,528,902.80 : x
  2. Step 2: Convert to fraction form
    1,303,777,424.40/1,955,666,136.60 = 890,528,902.80/x
  3. Step 3: Cross multiply
    1,303,777,424.40x = 1,955,666,136.60 × 890,528,902.80
  4. Step 4: Simplify right side
    1,303,777,424.40x = 1,741,577,218,869,512,704
  5. Step 5: Solve for x
    x = 1,741,577,218,869,512,704/1,303,777,424.40
  6. Step 6: Final answer
    x = 1,335,793,354.20

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Double scale
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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.