Home / 3,960,446,328.97-5,465,459,437.20-2,176,300,243.69

Finding the Fourth Proportional to 3,960,446,328.97, 5,465,459,437.20 and 2,176,300,243.69

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Solution

The fourth proportional to 3,960,446,328.97, 5,465,459,437.20 and 2,176,300,243.69 is: 3,003,318,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,446,328.97 : 5,465,459,437.20 = 2,176,300,243.69 : x
  2. Step 2: Convert to fraction form
    3,960,446,328.97/5,465,459,437.20 = 2,176,300,243.69/x
  3. Step 3: Cross multiply
    3,960,446,328.97x = 5,465,459,437.20 × 2,176,300,243.69
  4. Step 4: Simplify right side
    3,960,446,328.97x = 11,894,480,705,028,841,472
  5. Step 5: Solve for x
    x = 11,894,480,705,028,841,472/3,960,446,328.97
  6. Step 6: Final answer
    x = 3,003,318,241.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.