Home / 1,429,872,824.60-2,144,809,323.30-460,524,440.60

Finding the Fourth Proportional to 1,429,872,824.60, 2,144,809,323.30 and 460,524,440.60

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Solution

The fourth proportional to 1,429,872,824.60, 2,144,809,323.30 and 460,524,440.60 is: 690,786,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,872,824.60 : 2,144,809,323.30 = 460,524,440.60 : x
  2. Step 2: Convert to fraction form
    1,429,872,824.60/2,144,809,323.30 = 460,524,440.60/x
  3. Step 3: Cross multiply
    1,429,872,824.60x = 2,144,809,323.30 × 460,524,440.60
  4. Step 4: Simplify right side
    1,429,872,824.60x = 987,737,113,806,397,056
  5. Step 5: Solve for x
    x = 987,737,113,806,397,056/1,429,872,824.60
  6. Step 6: Final answer
    x = 690,786,688.73

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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.