Home / 118,178,316.72-162,725,056.68-107,092,945.44

Finding the Fourth Proportional to 118,178,316.72, 162,725,056.68 and 107,092,945.44

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Solution

The fourth proportional to 118,178,316.72, 162,725,056.68 and 107,092,945.44 is: 147,461,108.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,178,316.72 : 162,725,056.68 = 107,092,945.44 : x
  2. Step 2: Convert to fraction form
    118,178,316.72/162,725,056.68 = 107,092,945.44/x
  3. Step 3: Cross multiply
    118,178,316.72x = 162,725,056.68 × 107,092,945.44
  4. Step 4: Simplify right side
    118,178,316.72x = 17,426,705,616,752,148
  5. Step 5: Solve for x
    x = 17,426,705,616,752,148/118,178,316.72
  6. Step 6: Final answer
    x = 147,461,108.78

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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.