Home / 533,722,561.32-736,157,446.08-489,811,372.68

Finding the Fourth Proportional to 533,722,561.32, 736,157,446.08 and 489,811,372.68

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Solution

The fourth proportional to 533,722,561.32, 736,157,446.08 and 489,811,372.68 is: 675,591,244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,722,561.32 : 736,157,446.08 = 489,811,372.68 : x
  2. Step 2: Convert to fraction form
    533,722,561.32/736,157,446.08 = 489,811,372.68/x
  3. Step 3: Cross multiply
    533,722,561.32x = 736,157,446.08 × 489,811,372.68
  4. Step 4: Simplify right side
    533,722,561.32x = 360,578,289,173,047,936
  5. Step 5: Solve for x
    x = 360,578,289,173,047,936/533,722,561.32
  6. Step 6: Final answer
    x = 675,591,244.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.