Home / 492,887,429,478.96-680,184,136,813.78-276,115,149,913.16

Finding the Fourth Proportional to 492,887,429,478.96, 680,184,136,813.78 and 276,115,149,913.16

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Solution

The fourth proportional to 492,887,429,478.96, 680,184,136,813.78 and 276,115,149,913.16 is: 381,038,617,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,887,429,478.96 : 680,184,136,813.78 = 276,115,149,913.16 : x
  2. Step 2: Convert to fraction form
    492,887,429,478.96/680,184,136,813.78 = 276,115,149,913.16/x
  3. Step 3: Cross multiply
    492,887,429,478.96x = 680,184,136,813.78 × 276,115,149,913.16
  4. Step 4: Simplify right side
    492,887,429,478.96x = 187,809,144,904,890,191,970,304
  5. Step 5: Solve for x
    x = 187,809,144,904,890,191,970,304/492,887,429,478.96
  6. Step 6: Final answer
    x = 381,038,617,891.77

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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.