Home / 1,049,299,379.44-1,447,510,131.90-625,614,231.40

Finding the Fourth Proportional to 1,049,299,379.44, 1,447,510,131.90 and 625,614,231.40

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Solution

The fourth proportional to 1,049,299,379.44, 1,447,510,131.90 and 625,614,231.40 is: 863,035,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,299,379.44 : 1,447,510,131.90 = 625,614,231.40 : x
  2. Step 2: Convert to fraction form
    1,049,299,379.44/1,447,510,131.90 = 625,614,231.40/x
  3. Step 3: Cross multiply
    1,049,299,379.44x = 1,447,510,131.90 × 625,614,231.40
  4. Step 4: Simplify right side
    1,049,299,379.44x = 905,582,938,612,331,136
  5. Step 5: Solve for x
    x = 905,582,938,612,331,136/1,049,299,379.44
  6. Step 6: Final answer
    x = 863,035,808.80

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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.