Home / 531,504,137,807.20-797,258,275,117.10-128,586,961,589.88

Finding the Fourth Proportional to 531,504,137,807.20, 797,258,275,117.10 and 128,586,961,589.88

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Solution

The fourth proportional to 531,504,137,807.20, 797,258,275,117.10 and 128,586,961,589.88 is: 192,880,942,795.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,504,137,807.20 : 797,258,275,117.10 = 128,586,961,589.88 : x
  2. Step 2: Convert to fraction form
    531,504,137,807.20/797,258,275,117.10 = 128,586,961,589.88/x
  3. Step 3: Cross multiply
    531,504,137,807.20x = 797,258,275,117.10 × 128,586,961,589.88
  4. Step 4: Simplify right side
    531,504,137,807.20x = 102,517,019,199,696,527,163,392
  5. Step 5: Solve for x
    x = 102,517,019,199,696,527,163,392/531,504,137,807.20
  6. Step 6: Final answer
    x = 192,880,942,795.00

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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.