Home / 144,677,420.90-199,650,235.02-82,796,430.86

Finding the Fourth Proportional to 144,677,420.90, 199,650,235.02 and 82,796,430.86

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Solution

The fourth proportional to 144,677,420.90, 199,650,235.02 and 82,796,430.86 is: 114,256,438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,677,420.90 : 199,650,235.02 = 82,796,430.86 : x
  2. Step 2: Convert to fraction form
    144,677,420.90/199,650,235.02 = 82,796,430.86/x
  3. Step 3: Cross multiply
    144,677,420.90x = 199,650,235.02 × 82,796,430.86
  4. Step 4: Simplify right side
    144,677,420.90x = 16,530,326,880,016,182
  5. Step 5: Solve for x
    x = 16,530,326,880,016,182/144,677,420.90
  6. Step 6: Final answer
    x = 114,256,438.75

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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.