Home / 689,913,528,884.82-1,033,945,251,101.20-536,943,134,689.57

Finding the Fourth Proportional to 689,913,528,884.82, 1,033,945,251,101.20 and 536,943,134,689.57

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Solution

The fourth proportional to 689,913,528,884.82, 1,033,945,251,101.20 and 536,943,134,689.57 is: 804,694,763,880.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,913,528,884.82 : 1,033,945,251,101.20 = 536,943,134,689.57 : x
  2. Step 2: Convert to fraction form
    689,913,528,884.82/1,033,945,251,101.20 = 536,943,134,689.57/x
  3. Step 3: Cross multiply
    689,913,528,884.82x = 1,033,945,251,101.20 × 536,943,134,689.57
  4. Step 4: Simplify right side
    689,913,528,884.82x = 555,169,804,223,672,882,298,880
  5. Step 5: Solve for x
    x = 555,169,804,223,672,882,298,880/689,913,528,884.82
  6. Step 6: Final answer
    x = 804,694,763,880.12

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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.