Home / 28,568,577,570.84-42,869,576,569.07-10,653,332,900.78

Finding the Fourth Proportional to 28,568,577,570.84, 42,869,576,569.07 and 10,653,332,900.78

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Solution

The fourth proportional to 28,568,577,570.84, 42,869,576,569.07 and 10,653,332,900.78 is: 15,986,230,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,568,577,570.84 : 42,869,576,569.07 = 10,653,332,900.78 : x
  2. Step 2: Convert to fraction form
    28,568,577,570.84/42,869,576,569.07 = 10,653,332,900.78/x
  3. Step 3: Cross multiply
    28,568,577,570.84x = 42,869,576,569.07 × 10,653,332,900.78
  4. Step 4: Simplify right side
    28,568,577,570.84x = 456,703,870,505,513,189,376
  5. Step 5: Solve for x
    x = 456,703,870,505,513,189,376/28,568,577,570.84
  6. Step 6: Final answer
    x = 15,986,230,654.05

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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.