Home / 80,475,466.10-120,728,945.55-34,417,246.10

Finding the Fourth Proportional to 80,475,466.10, 120,728,945.55 and 34,417,246.10

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Solution

The fourth proportional to 80,475,466.10, 120,728,945.55 and 34,417,246.10 is: 51,632,603.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,475,466.10 : 120,728,945.55 = 34,417,246.10 : x
  2. Step 2: Convert to fraction form
    80,475,466.10/120,728,945.55 = 34,417,246.10/x
  3. Step 3: Cross multiply
    80,475,466.10x = 120,728,945.55 × 34,417,246.10
  4. Step 4: Simplify right side
    80,475,466.10x = 4,155,157,830,387,850
  5. Step 5: Solve for x
    x = 4,155,157,830,387,850/80,475,466.10
  6. Step 6: Final answer
    x = 51,632,603.47

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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.