Home / 3,860,320,528.17-5,787,837,296.51-1,965,849,543.09

Finding the Fourth Proportional to 3,860,320,528.17, 5,787,837,296.51 and 1,965,849,543.09

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Solution

The fourth proportional to 3,860,320,528.17, 5,787,837,296.51 and 1,965,849,543.09 is: 2,947,428,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,320,528.17 : 5,787,837,296.51 = 1,965,849,543.09 : x
  2. Step 2: Convert to fraction form
    3,860,320,528.17/5,787,837,296.51 = 1,965,849,543.09/x
  3. Step 3: Cross multiply
    3,860,320,528.17x = 5,787,837,296.51 × 1,965,849,543.09
  4. Step 4: Simplify right side
    3,860,320,528.17x = 11,378,017,304,813,615,104
  5. Step 5: Solve for x
    x = 11,378,017,304,813,615,104/3,860,320,528.17
  6. Step 6: Final answer
    x = 2,947,428,127.22

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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.