Home / 1,669,777,748.48-2,504,574,506.28-686,955,563.66

Finding the Fourth Proportional to 1,669,777,748.48, 2,504,574,506.28 and 686,955,563.66

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Solution

The fourth proportional to 1,669,777,748.48, 2,504,574,506.28 and 686,955,563.66 is: 1,030,395,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,777,748.48 : 2,504,574,506.28 = 686,955,563.66 : x
  2. Step 2: Convert to fraction form
    1,669,777,748.48/2,504,574,506.28 = 686,955,563.66/x
  3. Step 3: Cross multiply
    1,669,777,748.48x = 2,504,574,506.28 × 686,955,563.66
  4. Step 4: Simplify right side
    1,669,777,748.48x = 1,720,531,391,690,043,648
  5. Step 5: Solve for x
    x = 1,720,531,391,690,043,648/1,669,777,748.48
  6. Step 6: Final answer
    x = 1,030,395,448.29

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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.