Home / 118,584,077.70-177,876,116.55-77,900,628.90

Finding the Fourth Proportional to 118,584,077.70, 177,876,116.55 and 77,900,628.90

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Solution

The fourth proportional to 118,584,077.70, 177,876,116.55 and 77,900,628.90 is: 116,850,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,584,077.70 : 177,876,116.55 = 77,900,628.90 : x
  2. Step 2: Convert to fraction form
    118,584,077.70/177,876,116.55 = 77,900,628.90/x
  3. Step 3: Cross multiply
    118,584,077.70x = 177,876,116.55 × 77,900,628.90
  4. Step 4: Simplify right side
    118,584,077.70x = 13,856,661,345,534,700
  5. Step 5: Solve for x
    x = 13,856,661,345,534,700/118,584,077.70
  6. Step 6: Final answer
    x = 116,850,943.35

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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.