Home / 968,144,660.37-1,449,210,960.83-524,385,225.21

Finding the Fourth Proportional to 968,144,660.37, 1,449,210,960.83 and 524,385,225.21

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Solution

The fourth proportional to 968,144,660.37, 1,449,210,960.83 and 524,385,225.21 is: 784,949,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,144,660.37 : 1,449,210,960.83 = 524,385,225.21 : x
  2. Step 2: Convert to fraction form
    968,144,660.37/1,449,210,960.83 = 524,385,225.21/x
  3. Step 3: Cross multiply
    968,144,660.37x = 1,449,210,960.83 × 524,385,225.21
  4. Step 4: Simplify right side
    968,144,660.37x = 759,944,816,065,704,960
  5. Step 5: Solve for x
    x = 759,944,816,065,704,960/968,144,660.37
  6. Step 6: Final answer
    x = 784,949,653.89

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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.