Home / 996,107,501.72-1,496,428,734.14-720,608,487.32

Finding the Fourth Proportional to 996,107,501.72, 1,496,428,734.14 and 720,608,487.32

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Solution

The fourth proportional to 996,107,501.72, 1,496,428,734.14 and 720,608,487.32 is: 1,082,553,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,107,501.72 : 1,496,428,734.14 = 720,608,487.32 : x
  2. Step 2: Convert to fraction form
    996,107,501.72/1,496,428,734.14 = 720,608,487.32/x
  3. Step 3: Cross multiply
    996,107,501.72x = 1,496,428,734.14 × 720,608,487.32
  4. Step 4: Simplify right side
    996,107,501.72x = 1,078,339,246,490,807,936
  5. Step 5: Solve for x
    x = 1,078,339,246,490,807,936/996,107,501.72
  6. Step 6: Final answer
    x = 1,082,553,082.50

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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.