Home / 118,026,051.85-162,876,108.45-65,101,572.62

Finding the Fourth Proportional to 118,026,051.85, 162,876,108.45 and 65,101,572.62

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Solution

The fourth proportional to 118,026,051.85, 162,876,108.45 and 65,101,572.62 is: 89,840,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,026,051.85 : 162,876,108.45 = 65,101,572.62 : x
  2. Step 2: Convert to fraction form
    118,026,051.85/162,876,108.45 = 65,101,572.62/x
  3. Step 3: Cross multiply
    118,026,051.85x = 162,876,108.45 × 65,101,572.62
  4. Step 4: Simplify right side
    118,026,051.85x = 10,603,490,802,320,670
  5. Step 5: Solve for x
    x = 10,603,490,802,320,670/118,026,051.85
  6. Step 6: Final answer
    x = 89,840,256.76

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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.