Home / 7,387,839,289.54-11,081,830,678.44-5,910,308,519.32

Finding the Fourth Proportional to 7,387,839,289.54, 11,081,830,678.44 and 5,910,308,519.32

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Solution

The fourth proportional to 7,387,839,289.54, 11,081,830,678.44 and 5,910,308,519.32 is: 8,865,520,174.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387,839,289.54 : 11,081,830,678.44 = 5,910,308,519.32 : x
  2. Step 2: Convert to fraction form
    7,387,839,289.54/11,081,830,678.44 = 5,910,308,519.32/x
  3. Step 3: Cross multiply
    7,387,839,289.54x = 11,081,830,678.44 × 5,910,308,519.32
  4. Step 4: Simplify right side
    7,387,839,289.54x = 65,497,038,268,445,663,232
  5. Step 5: Solve for x
    x = 65,497,038,268,445,663,232/7,387,839,289.54
  6. Step 6: Final answer
    x = 8,865,520,174.64

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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.