Home / 507,853,467,188.93-700,837,899,116.94-279,482,709,174.96

Finding the Fourth Proportional to 507,853,467,188.93, 700,837,899,116.94 and 279,482,709,174.96

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Solution

The fourth proportional to 507,853,467,188.93, 700,837,899,116.94 and 279,482,709,174.96 is: 385,686,201,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,853,467,188.93 : 700,837,899,116.94 = 279,482,709,174.96 : x
  2. Step 2: Convert to fraction form
    507,853,467,188.93/700,837,899,116.94 = 279,482,709,174.96/x
  3. Step 3: Cross multiply
    507,853,467,188.93x = 700,837,899,116.94 × 279,482,709,174.96
  4. Step 4: Simplify right side
    507,853,467,188.93x = 195,872,074,737,689,693,257,728
  5. Step 5: Solve for x
    x = 195,872,074,737,689,693,257,728/507,853,467,188.93
  6. Step 6: Final answer
    x = 385,686,201,616.15

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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.