Home / 1,083,124,259,021.80-1,624,693,311,860.40-318,209,280,928.14

Finding the Fourth Proportional to 1,083,124,259,021.80, 1,624,693,311,860.40 and 318,209,280,928.14

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Solution

The fourth proportional to 1,083,124,259,021.80, 1,624,693,311,860.40 and 318,209,280,928.14 is: 477,315,955,385.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,124,259,021.80 : 1,624,693,311,860.40 = 318,209,280,928.14 : x
  2. Step 2: Convert to fraction form
    1,083,124,259,021.80/1,624,693,311,860.40 = 318,209,280,928.14/x
  3. Step 3: Cross multiply
    1,083,124,259,021.80x = 1,624,693,311,860.40 × 318,209,280,928.14
  4. Step 4: Simplify right side
    1,083,124,259,021.80x = 516,992,490,495,856,156,344,320
  5. Step 5: Solve for x
    x = 516,992,490,495,856,156,344,320/1,083,124,259,021.80
  6. Step 6: Final answer
    x = 477,315,955,385.18

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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.