Home / 1,486,869,527.81-2,230,558,382.85-612,993,190.86

Finding the Fourth Proportional to 1,486,869,527.81, 2,230,558,382.85 and 612,993,190.86

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Solution

The fourth proportional to 1,486,869,527.81, 2,230,558,382.85 and 612,993,190.86 is: 919,594,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,869,527.81 : 2,230,558,382.85 = 612,993,190.86 : x
  2. Step 2: Convert to fraction form
    1,486,869,527.81/2,230,558,382.85 = 612,993,190.86/x
  3. Step 3: Cross multiply
    1,486,869,527.81x = 2,230,558,382.85 × 612,993,190.86
  4. Step 4: Simplify right side
    1,486,869,527.81x = 1,367,317,100,506,145,024
  5. Step 5: Solve for x
    x = 1,367,317,100,506,145,024/1,486,869,527.81
  6. Step 6: Final answer
    x = 919,594,540.70

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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.