Home / 657,816,325,312.28-986,028,076,600.96-221,267,639,168.52

Finding the Fourth Proportional to 657,816,325,312.28, 986,028,076,600.96 and 221,267,639,168.52

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Solution

The fourth proportional to 657,816,325,312.28, 986,028,076,600.96 and 221,267,639,168.52 is: 331,667,209,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,816,325,312.28 : 986,028,076,600.96 = 221,267,639,168.52 : x
  2. Step 2: Convert to fraction form
    657,816,325,312.28/986,028,076,600.96 = 221,267,639,168.52/x
  3. Step 3: Cross multiply
    657,816,325,312.28x = 986,028,076,600.96 × 221,267,639,168.52
  4. Step 4: Simplify right side
    657,816,325,312.28x = 218,176,104,663,370,992,451,584
  5. Step 5: Solve for x
    x = 218,176,104,663,370,992,451,584/657,816,325,312.28
  6. Step 6: Final answer
    x = 331,667,209,018.87

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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.