Home / 811,541,690,025.45-1,119,949,402,499.60-477,471,268,925.71

Finding the Fourth Proportional to 811,541,690,025.45, 1,119,949,402,499.60 and 477,471,268,925.71

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Solution

The fourth proportional to 811,541,690,025.45, 1,119,949,402,499.60 and 477,471,268,925.71 is: 658,923,218,506.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,541,690,025.45 : 1,119,949,402,499.60 = 477,471,268,925.71 : x
  2. Step 2: Convert to fraction form
    811,541,690,025.45/1,119,949,402,499.60 = 477,471,268,925.71/x
  3. Step 3: Cross multiply
    811,541,690,025.45x = 1,119,949,402,499.60 × 477,471,268,925.71
  4. Step 4: Simplify right side
    811,541,690,025.45x = 534,743,662,344,074,824,777,728
  5. Step 5: Solve for x
    x = 534,743,662,344,074,824,777,728/811,541,690,025.45
  6. Step 6: Final answer
    x = 658,923,218,506.87

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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.