Home / 380,379,492,752.18-524,924,038,242.49-206,764,632,204.07

Finding the Fourth Proportional to 380,379,492,752.18, 524,924,038,242.49 and 206,764,632,204.07

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Solution

The fourth proportional to 380,379,492,752.18, 524,924,038,242.49 and 206,764,632,204.07 is: 285,335,376,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,379,492,752.18 : 524,924,038,242.49 = 206,764,632,204.07 : x
  2. Step 2: Convert to fraction form
    380,379,492,752.18/524,924,038,242.49 = 206,764,632,204.07/x
  3. Step 3: Cross multiply
    380,379,492,752.18x = 524,924,038,242.49 × 206,764,632,204.07
  4. Step 4: Simplify right side
    380,379,492,752.18x = 108,535,725,702,283,614,224,384
  5. Step 5: Solve for x
    x = 108,535,725,702,283,614,224,384/380,379,492,752.18
  6. Step 6: Final answer
    x = 285,335,376,302.73

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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.