Home / 1,787,618,104.79-2,681,813,108.00-544,145,804.51

Finding the Fourth Proportional to 1,787,618,104.79, 2,681,813,108.00 and 544,145,804.51

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Solution

The fourth proportional to 1,787,618,104.79, 2,681,813,108.00 and 544,145,804.51 is: 816,336,189.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,618,104.79 : 2,681,813,108.00 = 544,145,804.51 : x
  2. Step 2: Convert to fraction form
    1,787,618,104.79/2,681,813,108.00 = 544,145,804.51/x
  3. Step 3: Cross multiply
    1,787,618,104.79x = 2,681,813,108.00 × 544,145,804.51
  4. Step 4: Simplify right side
    1,787,618,104.79x = 1,459,297,351,186,074,880
  5. Step 5: Solve for x
    x = 1,459,297,351,186,074,880/1,787,618,104.79
  6. Step 6: Final answer
    x = 816,336,189.08

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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.