Home / 359,728,552.36-496,218,184.59-216,574,654.69

Finding the Fourth Proportional to 359,728,552.36, 496,218,184.59 and 216,574,654.69

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Solution

The fourth proportional to 359,728,552.36, 496,218,184.59 and 216,574,654.69 is: 298,748,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,728,552.36 : 496,218,184.59 = 216,574,654.69 : x
  2. Step 2: Convert to fraction form
    359,728,552.36/496,218,184.59 = 216,574,654.69/x
  3. Step 3: Cross multiply
    359,728,552.36x = 496,218,184.59 × 216,574,654.69
  4. Step 4: Simplify right side
    359,728,552.36x = 107,468,281,978,477,920
  5. Step 5: Solve for x
    x = 107,468,281,978,477,920/359,728,552.36
  6. Step 6: Final answer
    x = 298,748,268.03

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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.