Home / 1,083,124,259,011.50-1,624,693,311,844.90-318,209,280,917.88

Finding the Fourth Proportional to 1,083,124,259,011.50, 1,624,693,311,844.90 and 318,209,280,917.88

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Solution

The fourth proportional to 1,083,124,259,011.50, 1,624,693,311,844.90 and 318,209,280,917.88 is: 477,315,955,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,124,259,011.50 : 1,624,693,311,844.90 = 318,209,280,917.88 : x
  2. Step 2: Convert to fraction form
    1,083,124,259,011.50/1,624,693,311,844.90 = 318,209,280,917.88/x
  3. Step 3: Cross multiply
    1,083,124,259,011.50x = 1,624,693,311,844.90 × 318,209,280,917.88
  4. Step 4: Simplify right side
    1,083,124,259,011.50x = 516,992,490,474,254,551,220,224
  5. Step 5: Solve for x
    x = 516,992,490,474,254,551,220,224/1,083,124,259,011.50
  6. Step 6: Final answer
    x = 477,315,955,369.78

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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.