Home / 118,345,902.70-177,518,854.05-54,644,910.70

Finding the Fourth Proportional to 118,345,902.70, 177,518,854.05 and 54,644,910.70

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Solution

The fourth proportional to 118,345,902.70, 177,518,854.05 and 54,644,910.70 is: 81,967,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,345,902.70 : 177,518,854.05 = 54,644,910.70 : x
  2. Step 2: Convert to fraction form
    118,345,902.70/177,518,854.05 = 54,644,910.70/x
  3. Step 3: Cross multiply
    118,345,902.70x = 177,518,854.05 × 54,644,910.70
  4. Step 4: Simplify right side
    118,345,902.70x = 9,700,501,927,128,584
  5. Step 5: Solve for x
    x = 9,700,501,927,128,584/118,345,902.70
  6. Step 6: Final answer
    x = 81,967,366.05

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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.