Home / 252,364,154.80-378,546,232.20-108,756,986.80

Finding the Fourth Proportional to 252,364,154.80, 378,546,232.20 and 108,756,986.80

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Solution

The fourth proportional to 252,364,154.80, 378,546,232.20 and 108,756,986.80 is: 163,135,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,364,154.80 : 378,546,232.20 = 108,756,986.80 : x
  2. Step 2: Convert to fraction form
    252,364,154.80/378,546,232.20 = 108,756,986.80/x
  3. Step 3: Cross multiply
    252,364,154.80x = 378,546,232.20 × 108,756,986.80
  4. Step 4: Simplify right side
    252,364,154.80x = 41,169,547,578,565,136
  5. Step 5: Solve for x
    x = 41,169,547,578,565,136/252,364,154.80
  6. Step 6: Final answer
    x = 163,135,480.20

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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.