Home / 359,544,964.02-496,030,876.77-208,811,960.58

Finding the Fourth Proportional to 359,544,964.02, 496,030,876.77 and 208,811,960.58

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Solution

The fourth proportional to 359,544,964.02, 496,030,876.77 and 208,811,960.58 is: 288,078,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,544,964.02 : 496,030,876.77 = 208,811,960.58 : x
  2. Step 2: Convert to fraction form
    359,544,964.02/496,030,876.77 = 208,811,960.58/x
  3. Step 3: Cross multiply
    359,544,964.02x = 496,030,876.77 × 208,811,960.58
  4. Step 4: Simplify right side
    359,544,964.02x = 103,577,179,886,560,080
  5. Step 5: Solve for x
    x = 103,577,179,886,560,080/359,544,964.02
  6. Step 6: Final answer
    x = 288,078,516.60

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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.