Home / 1,083,124,259,017.30-1,624,693,311,853.60-318,209,280,923.64

Finding the Fourth Proportional to 1,083,124,259,017.30, 1,624,693,311,853.60 and 318,209,280,923.64

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Solution

The fourth proportional to 1,083,124,259,017.30, 1,624,693,311,853.60 and 318,209,280,923.64 is: 477,315,955,378.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,124,259,017.30 : 1,624,693,311,853.60 = 318,209,280,923.64 : x
  2. Step 2: Convert to fraction form
    1,083,124,259,017.30/1,624,693,311,853.60 = 318,209,280,923.64/x
  3. Step 3: Cross multiply
    1,083,124,259,017.30x = 1,624,693,311,853.60 × 318,209,280,923.64
  4. Step 4: Simplify right side
    1,083,124,259,017.30x = 516,992,490,486,381,324,271,616
  5. Step 5: Solve for x
    x = 516,992,490,486,381,324,271,616/1,083,124,259,017.30
  6. Step 6: Final answer
    x = 477,315,955,378.42

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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.