Home / 893,662,892.20-1,340,494,338.30-829,165,637.80

Finding the Fourth Proportional to 893,662,892.20, 1,340,494,338.30 and 829,165,637.80

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Solution

The fourth proportional to 893,662,892.20, 1,340,494,338.30 and 829,165,637.80 is: 1,243,748,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,662,892.20 : 1,340,494,338.30 = 829,165,637.80 : x
  2. Step 2: Convert to fraction form
    893,662,892.20/1,340,494,338.30 = 829,165,637.80/x
  3. Step 3: Cross multiply
    893,662,892.20x = 1,340,494,338.30 × 829,165,637.80
  4. Step 4: Simplify right side
    893,662,892.20x = 1,111,491,842,983,808,384
  5. Step 5: Solve for x
    x = 1,111,491,842,983,808,384/893,662,892.20
  6. Step 6: Final answer
    x = 1,243,748,456.70

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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.