Home / 473,004,735.66-648,005,656.41-455,320,187.10

Finding the Fourth Proportional to 473,004,735.66, 648,005,656.41 and 455,320,187.10

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Solution

The fourth proportional to 473,004,735.66, 648,005,656.41 and 455,320,187.10 is: 623,778,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,004,735.66 : 648,005,656.41 = 455,320,187.10 : x
  2. Step 2: Convert to fraction form
    473,004,735.66/648,005,656.41 = 455,320,187.10/x
  3. Step 3: Cross multiply
    473,004,735.66x = 648,005,656.41 × 455,320,187.10
  4. Step 4: Simplify right side
    473,004,735.66x = 295,050,056,718,459,520
  5. Step 5: Solve for x
    x = 295,050,056,718,459,520/473,004,735.66
  6. Step 6: Final answer
    x = 623,778,229.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.