Home / 330,966,064.80-496,449,097.20-216,174,808.80

Finding the Fourth Proportional to 330,966,064.80, 496,449,097.20 and 216,174,808.80

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Solution

The fourth proportional to 330,966,064.80, 496,449,097.20 and 216,174,808.80 is: 324,262,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,966,064.80 : 496,449,097.20 = 216,174,808.80 : x
  2. Step 2: Convert to fraction form
    330,966,064.80/496,449,097.20 = 216,174,808.80/x
  3. Step 3: Cross multiply
    330,966,064.80x = 496,449,097.20 × 216,174,808.80
  4. Step 4: Simplify right side
    330,966,064.80x = 107,319,788,666,142,624
  5. Step 5: Solve for x
    x = 107,319,788,666,142,624/330,966,064.80
  6. Step 6: Final answer
    x = 324,262,213.20

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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.