Home / 336,302,457.20-504,453,685.80-268,278,009.20

Finding the Fourth Proportional to 336,302,457.20, 504,453,685.80 and 268,278,009.20

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Solution

The fourth proportional to 336,302,457.20, 504,453,685.80 and 268,278,009.20 is: 402,417,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,302,457.20 : 504,453,685.80 = 268,278,009.20 : x
  2. Step 2: Convert to fraction form
    336,302,457.20/504,453,685.80 = 268,278,009.20/x
  3. Step 3: Cross multiply
    336,302,457.20x = 504,453,685.80 × 268,278,009.20
  4. Step 4: Simplify right side
    336,302,457.20x = 135,333,830,560,026,304
  5. Step 5: Solve for x
    x = 135,333,830,560,026,304/336,302,457.20
  6. Step 6: Final answer
    x = 402,417,013.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.