Home / 490,836,568.68-736,200,465.30-175,690,011.24

Finding the Fourth Proportional to 490,836,568.68, 736,200,465.30 and 175,690,011.24

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Solution

The fourth proportional to 490,836,568.68, 736,200,465.30 and 175,690,011.24 is: 263,515,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,836,568.68 : 736,200,465.30 = 175,690,011.24 : x
  2. Step 2: Convert to fraction form
    490,836,568.68/736,200,465.30 = 175,690,011.24/x
  3. Step 3: Cross multiply
    490,836,568.68x = 736,200,465.30 × 175,690,011.24
  4. Step 4: Simplify right side
    490,836,568.68x = 129,343,068,023,450,224
  5. Step 5: Solve for x
    x = 129,343,068,023,450,224/490,836,568.68
  6. Step 6: Final answer
    x = 263,515,549.32

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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.