Home / 376,812,441.04-519,924,938.52-220,149,291.28

Finding the Fourth Proportional to 376,812,441.04, 519,924,938.52 and 220,149,291.28

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Solution

The fourth proportional to 376,812,441.04, 519,924,938.52 and 220,149,291.28 is: 303,761,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,812,441.04 : 519,924,938.52 = 220,149,291.28 : x
  2. Step 2: Convert to fraction form
    376,812,441.04/519,924,938.52 = 220,149,291.28/x
  3. Step 3: Cross multiply
    376,812,441.04x = 519,924,938.52 × 220,149,291.28
  4. Step 4: Simplify right side
    376,812,441.04x = 114,461,106,733,975,568
  5. Step 5: Solve for x
    x = 114,461,106,733,975,568/376,812,441.04
  6. Step 6: Final answer
    x = 303,761,485.20

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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.