Home / 613,639,005.07-846,571,133.49-453,087,763.43

Finding the Fourth Proportional to 613,639,005.07, 846,571,133.49 and 453,087,763.43

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Solution

The fourth proportional to 613,639,005.07, 846,571,133.49 and 453,087,763.43 is: 625,076,010.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,639,005.07 : 846,571,133.49 = 453,087,763.43 : x
  2. Step 2: Convert to fraction form
    613,639,005.07/846,571,133.49 = 453,087,763.43/x
  3. Step 3: Cross multiply
    613,639,005.07x = 846,571,133.49 × 453,087,763.43
  4. Step 4: Simplify right side
    613,639,005.07x = 383,571,021,457,384,064
  5. Step 5: Solve for x
    x = 383,571,021,457,384,064/613,639,005.07
  6. Step 6: Final answer
    x = 625,076,010.96

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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.