Home / 528,713,843.66-792,577,687.86-178,716,391.91

Finding the Fourth Proportional to 528,713,843.66, 792,577,687.86 and 178,716,391.91

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Solution

The fourth proportional to 528,713,843.66, 792,577,687.86 and 178,716,391.91 is: 267,907,917.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,713,843.66 : 792,577,687.86 = 178,716,391.91 : x
  2. Step 2: Convert to fraction form
    528,713,843.66/792,577,687.86 = 178,716,391.91/x
  3. Step 3: Cross multiply
    528,713,843.66x = 792,577,687.86 × 178,716,391.91
  4. Step 4: Simplify right side
    528,713,843.66x = 141,646,624,678,746,528
  5. Step 5: Solve for x
    x = 141,646,624,678,746,528/528,713,843.66
  6. Step 6: Final answer
    x = 267,907,917.26

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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.