Home / 693,482,923.84-1,040,243,320.32-202,184,320.36

Finding the Fourth Proportional to 693,482,923.84, 1,040,243,320.32 and 202,184,320.36

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Solution

The fourth proportional to 693,482,923.84, 1,040,243,320.32 and 202,184,320.36 is: 303,282,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,482,923.84 : 1,040,243,320.32 = 202,184,320.36 : x
  2. Step 2: Convert to fraction form
    693,482,923.84/1,040,243,320.32 = 202,184,320.36/x
  3. Step 3: Cross multiply
    693,482,923.84x = 1,040,243,320.32 × 202,184,320.36
  4. Step 4: Simplify right side
    693,482,923.84x = 210,320,888,727,928,992
  5. Step 5: Solve for x
    x = 210,320,888,727,928,992/693,482,923.84
  6. Step 6: Final answer
    x = 303,282,000.89

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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.