Home / 359,260,289.80-538,890,434.70-322,980,584.20

Finding the Fourth Proportional to 359,260,289.80, 538,890,434.70 and 322,980,584.20

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Solution

The fourth proportional to 359,260,289.80, 538,890,434.70 and 322,980,584.20 is: 484,470,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,260,289.80 : 538,890,434.70 = 322,980,584.20 : x
  2. Step 2: Convert to fraction form
    359,260,289.80/538,890,434.70 = 322,980,584.20/x
  3. Step 3: Cross multiply
    359,260,289.80x = 538,890,434.70 × 322,980,584.20
  4. Step 4: Simplify right side
    359,260,289.80x = 174,051,147,419,197,952
  5. Step 5: Solve for x
    x = 174,051,147,419,197,952/359,260,289.80
  6. Step 6: Final answer
    x = 484,470,876.30

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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.