Home / 1,116,280,817.38-1,674,673,484.30-369,294,836.89

Finding the Fourth Proportional to 1,116,280,817.38, 1,674,673,484.30 and 369,294,836.89

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Solution

The fourth proportional to 1,116,280,817.38, 1,674,673,484.30 and 369,294,836.89 is: 554,025,708.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,280,817.38 : 1,674,673,484.30 = 369,294,836.89 : x
  2. Step 2: Convert to fraction form
    1,116,280,817.38/1,674,673,484.30 = 369,294,836.89/x
  3. Step 3: Cross multiply
    1,116,280,817.38x = 1,674,673,484.30 × 369,294,836.89
  4. Step 4: Simplify right side
    1,116,280,817.38x = 618,448,271,228,576,384
  5. Step 5: Solve for x
    x = 618,448,271,228,576,384/1,116,280,817.38
  6. Step 6: Final answer
    x = 554,025,708.94

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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.