Home / 356,210,550.01-491,588,702.41-205,447,139.64

Finding the Fourth Proportional to 356,210,550.01, 491,588,702.41 and 205,447,139.64

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Solution

The fourth proportional to 356,210,550.01, 491,588,702.41 and 205,447,139.64 is: 283,527,517.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,210,550.01 : 491,588,702.41 = 205,447,139.64 : x
  2. Step 2: Convert to fraction form
    356,210,550.01/491,588,702.41 = 205,447,139.64/x
  3. Step 3: Cross multiply
    356,210,550.01x = 491,588,702.41 × 205,447,139.64
  4. Step 4: Simplify right side
    356,210,550.01x = 100,995,492,787,015,728
  5. Step 5: Solve for x
    x = 100,995,492,787,015,728/356,210,550.01
  6. Step 6: Final answer
    x = 283,527,517.04

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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.