Home / 1,960,749,403.66-2,705,929,901.17-1,102,693,982.21

Finding the Fourth Proportional to 1,960,749,403.66, 2,705,929,901.17 and 1,102,693,982.21

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Solution

The fourth proportional to 1,960,749,403.66, 2,705,929,901.17 and 1,102,693,982.21 is: 1,521,771,529.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,749,403.66 : 2,705,929,901.17 = 1,102,693,982.21 : x
  2. Step 2: Convert to fraction form
    1,960,749,403.66/2,705,929,901.17 = 1,102,693,982.21/x
  3. Step 3: Cross multiply
    1,960,749,403.66x = 2,705,929,901.17 × 1,102,693,982.21
  4. Step 4: Simplify right side
    1,960,749,403.66x = 2,983,812,618,302,259,200
  5. Step 5: Solve for x
    x = 2,983,812,618,302,259,200/1,960,749,403.66
  6. Step 6: Final answer
    x = 1,521,771,529.16

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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.