Home / 76,415,999.10-114,623,998.65-61,299,455.10

Finding the Fourth Proportional to 76,415,999.10, 114,623,998.65 and 61,299,455.10

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Solution

The fourth proportional to 76,415,999.10, 114,623,998.65 and 61,299,455.10 is: 91,949,182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,415,999.10 : 114,623,998.65 = 61,299,455.10 : x
  2. Step 2: Convert to fraction form
    76,415,999.10/114,623,998.65 = 61,299,455.10/x
  3. Step 3: Cross multiply
    76,415,999.10x = 114,623,998.65 × 61,299,455.10
  4. Step 4: Simplify right side
    76,415,999.10x = 7,026,388,658,628,136
  5. Step 5: Solve for x
    x = 7,026,388,658,628,136/76,415,999.10
  6. Step 6: Final answer
    x = 91,949,182.65

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Similar ratio
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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.