Home / 118,160,569.70-163,061,811.83-65,237,379.73

Finding the Fourth Proportional to 118,160,569.70, 163,061,811.83 and 65,237,379.73

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Solution

The fourth proportional to 118,160,569.70, 163,061,811.83 and 65,237,379.73 is: 90,027,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,160,569.70 : 163,061,811.83 = 65,237,379.73 : x
  2. Step 2: Convert to fraction form
    118,160,569.70/163,061,811.83 = 65,237,379.73/x
  3. Step 3: Cross multiply
    118,160,569.70x = 163,061,811.83 × 65,237,379.73
  4. Step 4: Simplify right side
    118,160,569.70x = 10,637,725,338,386,266
  5. Step 5: Solve for x
    x = 10,637,725,338,386,266/118,160,569.70
  6. Step 6: Final answer
    x = 90,027,708.61

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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.