Home / 484,254,356,429.10-726,381,534,643.65-258,310,727,244.30

Finding the Fourth Proportional to 484,254,356,429.10, 726,381,534,643.65 and 258,310,727,244.30

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Solution

The fourth proportional to 484,254,356,429.10, 726,381,534,643.65 and 258,310,727,244.30 is: 387,466,090,866.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,254,356,429.10 : 726,381,534,643.65 = 258,310,727,244.30 : x
  2. Step 2: Convert to fraction form
    484,254,356,429.10/726,381,534,643.65 = 258,310,727,244.30/x
  3. Step 3: Cross multiply
    484,254,356,429.10x = 726,381,534,643.65 × 258,310,727,244.30
  4. Step 4: Simplify right side
    484,254,356,429.10x = 187,632,142,470,631,915,520,000
  5. Step 5: Solve for x
    x = 187,632,142,470,631,915,520,000/484,254,356,429.10
  6. Step 6: Final answer
    x = 387,466,090,866.45

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Similar ratio
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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.