Home / 359,545,022.88-496,030,958.10-208,812,019.56

Finding the Fourth Proportional to 359,545,022.88, 496,030,958.10 and 208,812,019.56

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Solution

The fourth proportional to 359,545,022.88, 496,030,958.10 and 208,812,019.56 is: 288,078,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,545,022.88 : 496,030,958.10 = 208,812,019.56 : x
  2. Step 2: Convert to fraction form
    359,545,022.88/496,030,958.10 = 208,812,019.56/x
  3. Step 3: Cross multiply
    359,545,022.88x = 496,030,958.10 × 208,812,019.56
  4. Step 4: Simplify right side
    359,545,022.88x = 103,577,226,125,142,752
  5. Step 5: Solve for x
    x = 103,577,226,125,142,752/359,545,022.88
  6. Step 6: Final answer
    x = 288,078,598.04

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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.