Home / 830,998,114,489.28-1,247,303,218,443.90-401,037,780,514.80

Finding the Fourth Proportional to 830,998,114,489.28, 1,247,303,218,443.90 and 401,037,780,514.80

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Solution

The fourth proportional to 830,998,114,489.28, 1,247,303,218,443.90 and 401,037,780,514.80 is: 601,945,667,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,998,114,489.28 : 1,247,303,218,443.90 = 401,037,780,514.80 : x
  2. Step 2: Convert to fraction form
    830,998,114,489.28/1,247,303,218,443.90 = 401,037,780,514.80/x
  3. Step 3: Cross multiply
    830,998,114,489.28x = 1,247,303,218,443.90 × 401,037,780,514.80
  4. Step 4: Simplify right side
    830,998,114,489.28x = 500,215,714,353,708,355,551,232
  5. Step 5: Solve for x
    x = 500,215,714,353,708,355,551,232/830,998,114,489.28
  6. Step 6: Final answer
    x = 601,945,667,062.23

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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.