Home / 308,850,695.01-463,275,651.29-78,819,784.83

Finding the Fourth Proportional to 308,850,695.01, 463,275,651.29 and 78,819,784.83

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Solution

The fourth proportional to 308,850,695.01, 463,275,651.29 and 78,819,784.83 is: 118,229,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,850,695.01 : 463,275,651.29 = 78,819,784.83 : x
  2. Step 2: Convert to fraction form
    308,850,695.01/463,275,651.29 = 78,819,784.83/x
  3. Step 3: Cross multiply
    308,850,695.01x = 463,275,651.29 × 78,819,784.83
  4. Step 4: Simplify right side
    308,850,695.01x = 36,515,287,151,261,816
  5. Step 5: Solve for x
    x = 36,515,287,151,261,816/308,850,695.01
  6. Step 6: Final answer
    x = 118,229,577.40

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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.