Home / 118,911,457.69-181,921,251.38

Finding the Third Proportional to 118,911,457.69 and 181,921,251.38

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Solution

The third proportional to 118,911,457.69 and 181,921,251.38 is: 278,319,199.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,911,457.69 : 181,921,251.38 = 181,921,251.38 : x
  2. Step 2: Convert to fraction form
    118,911,457.69/181,921,251.38 = 181,921,251.38/x
  3. Step 3: Cross multiply
    118,911,457.69x = 181,921,251.38 × 181,921,251.38
  4. Step 4: Simplify right side
    118,911,457.69x = 33,095,341,701,845,940
  5. Step 5: Solve for x
    x = 33,095,341,701,845,940/118,911,457.69
  6. Step 6: Final answer
    x = 278,319,199.39

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.