Home / 1,554,584,860.73-2,331,877,291.10-505,321,036.35

Finding the Fourth Proportional to 1,554,584,860.73, 2,331,877,291.10 and 505,321,036.35

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Solution

The fourth proportional to 1,554,584,860.73, 2,331,877,291.10 and 505,321,036.35 is: 757,981,554.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,584,860.73 : 2,331,877,291.10 = 505,321,036.35 : x
  2. Step 2: Convert to fraction form
    1,554,584,860.73/2,331,877,291.10 = 505,321,036.35/x
  3. Step 3: Cross multiply
    1,554,584,860.73x = 2,331,877,291.10 × 505,321,036.35
  4. Step 4: Simplify right side
    1,554,584,860.73x = 1,178,346,649,377,156,096
  5. Step 5: Solve for x
    x = 1,178,346,649,377,156,096/1,554,584,860.73
  6. Step 6: Final answer
    x = 757,981,554.53

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Double scale
Find fourth proportional to 1,554,584,861.73, 2,331,877,292.60 and 505,321,037.35
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.