Home / 507,853,467,189.93-700,837,899,118.32-279,482,709,175.96

Finding the Fourth Proportional to 507,853,467,189.93, 700,837,899,118.32 and 279,482,709,175.96

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Solution

The fourth proportional to 507,853,467,189.93, 700,837,899,118.32 and 279,482,709,175.96 is: 385,686,201,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,853,467,189.93 : 700,837,899,118.32 = 279,482,709,175.96 : x
  2. Step 2: Convert to fraction form
    507,853,467,189.93/700,837,899,118.32 = 279,482,709,175.96/x
  3. Step 3: Cross multiply
    507,853,467,189.93x = 700,837,899,118.32 × 279,482,709,175.96
  4. Step 4: Simplify right side
    507,853,467,189.93x = 195,872,074,738,776,219,320,320
  5. Step 5: Solve for x
    x = 195,872,074,738,776,219,320,320/507,853,467,189.93
  6. Step 6: Final answer
    x = 385,686,201,617.53

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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.