Home / 512,450,830.80-768,676,246.20-236,101,510.80

Finding the Fourth Proportional to 512,450,830.80, 768,676,246.20 and 236,101,510.80

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Solution

The fourth proportional to 512,450,830.80, 768,676,246.20 and 236,101,510.80 is: 354,152,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,450,830.80 : 768,676,246.20 = 236,101,510.80 : x
  2. Step 2: Convert to fraction form
    512,450,830.80/768,676,246.20 = 236,101,510.80/x
  3. Step 3: Cross multiply
    512,450,830.80x = 768,676,246.20 × 236,101,510.80
  4. Step 4: Simplify right side
    512,450,830.80x = 181,485,623,043,892,768
  5. Step 5: Solve for x
    x = 181,485,623,043,892,768/512,450,830.80
  6. Step 6: Final answer
    x = 354,152,266.20

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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.