Home / 176,659,656.13-264,866,771.83-78,237,730.17

Finding the Fourth Proportional to 176,659,656.13, 264,866,771.83 and 78,237,730.17

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Solution

The fourth proportional to 176,659,656.13, 264,866,771.83 and 78,237,730.17 is: 117,302,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,659,656.13 : 264,866,771.83 = 78,237,730.17 : x
  2. Step 2: Convert to fraction form
    176,659,656.13/264,866,771.83 = 78,237,730.17/x
  3. Step 3: Cross multiply
    176,659,656.13x = 264,866,771.83 × 78,237,730.17
  4. Step 4: Simplify right side
    176,659,656.13x = 20,722,575,025,385,208
  5. Step 5: Solve for x
    x = 20,722,575,025,385,208/176,659,656.13
  6. Step 6: Final answer
    x = 117,302,249.31

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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.