Home / 3,476,891,973.02-5,215,370,242.61-989,752,813.76

Finding the Fourth Proportional to 3,476,891,973.02, 5,215,370,242.61 and 989,752,813.76

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Solution

The fourth proportional to 3,476,891,973.02, 5,215,370,242.61 and 989,752,813.76 is: 1,484,638,410.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,891,973.02 : 5,215,370,242.61 = 989,752,813.76 : x
  2. Step 2: Convert to fraction form
    3,476,891,973.02/5,215,370,242.61 = 989,752,813.76/x
  3. Step 3: Cross multiply
    3,476,891,973.02x = 5,215,370,242.61 × 989,752,813.76
  4. Step 4: Simplify right side
    3,476,891,973.02x = 5,161,927,372,392,394,752
  5. Step 5: Solve for x
    x = 5,161,927,372,392,394,752/3,476,891,973.02
  6. Step 6: Final answer
    x = 1,484,638,410.53

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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.