Home / 470,529,382.32-649,348,464.60-261,700,625.52

Finding the Fourth Proportional to 470,529,382.32, 649,348,464.60 and 261,700,625.52

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Solution

The fourth proportional to 470,529,382.32, 649,348,464.60 and 261,700,625.52 is: 361,156,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,529,382.32 : 649,348,464.60 = 261,700,625.52 : x
  2. Step 2: Convert to fraction form
    470,529,382.32/649,348,464.60 = 261,700,625.52/x
  3. Step 3: Cross multiply
    470,529,382.32x = 649,348,464.60 × 261,700,625.52
  4. Step 4: Simplify right side
    470,529,382.32x = 169,934,899,366,271,584
  5. Step 5: Solve for x
    x = 169,934,899,366,271,584/470,529,382.32
  6. Step 6: Final answer
    x = 361,156,828.35

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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.