Home / 456,484,982.93-684,301,489.84-180,138,485.52

Finding the Fourth Proportional to 456,484,982.93, 684,301,489.84 and 180,138,485.52

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Solution

The fourth proportional to 456,484,982.93, 684,301,489.84 and 180,138,485.52 is: 270,039,625.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,484,982.93 : 684,301,489.84 = 180,138,485.52 : x
  2. Step 2: Convert to fraction form
    456,484,982.93/684,301,489.84 = 180,138,485.52/x
  3. Step 3: Cross multiply
    456,484,982.93x = 684,301,489.84 × 180,138,485.52
  4. Step 4: Simplify right side
    456,484,982.93x = 123,269,034,021,520,144
  5. Step 5: Solve for x
    x = 123,269,034,021,520,144/456,484,982.93
  6. Step 6: Final answer
    x = 270,039,625.91

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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.