Home / 1,982,116,448.82-2,966,707,615.44-1,457,346,411.18

Finding the Fourth Proportional to 1,982,116,448.82, 2,966,707,615.44 and 1,457,346,411.18

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Solution

The fourth proportional to 1,982,116,448.82, 2,966,707,615.44 and 1,457,346,411.18 is: 2,181,264,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,116,448.82 : 2,966,707,615.44 = 1,457,346,411.18 : x
  2. Step 2: Convert to fraction form
    1,982,116,448.82/2,966,707,615.44 = 1,457,346,411.18/x
  3. Step 3: Cross multiply
    1,982,116,448.82x = 2,966,707,615.44 × 1,457,346,411.18
  4. Step 4: Simplify right side
    1,982,116,448.82x = 4,323,520,696,381,859,840
  5. Step 5: Solve for x
    x = 4,323,520,696,381,859,840/1,982,116,448.82
  6. Step 6: Final answer
    x = 2,181,264,727.89

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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.