Home / 1,993,342,883.20-2,988,395,588.40-829,682,400.40

Finding the Fourth Proportional to 1,993,342,883.20, 2,988,395,588.40 and 829,682,400.40

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Solution

The fourth proportional to 1,993,342,883.20, 2,988,395,588.40 and 829,682,400.40 is: 1,243,849,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,342,883.20 : 2,988,395,588.40 = 829,682,400.40 : x
  2. Step 2: Convert to fraction form
    1,993,342,883.20/2,988,395,588.40 = 829,682,400.40/x
  3. Step 3: Cross multiply
    1,993,342,883.20x = 2,988,395,588.40 × 829,682,400.40
  4. Step 4: Simplify right side
    1,993,342,883.20x = 2,479,419,225,128,482,304
  5. Step 5: Solve for x
    x = 2,479,419,225,128,482,304/1,993,342,883.20
  6. Step 6: Final answer
    x = 1,243,849,839.40

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1.5x scale

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.