Home / 45,918,370.40-68,715,781.38-28,654,694.19

Finding the Fourth Proportional to 45,918,370.40, 68,715,781.38 and 28,654,694.19

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Solution

The fourth proportional to 45,918,370.40, 68,715,781.38 and 28,654,694.19 is: 42,881,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,918,370.40 : 68,715,781.38 = 28,654,694.19 : x
  2. Step 2: Convert to fraction form
    45,918,370.40/68,715,781.38 = 28,654,694.19/x
  3. Step 3: Cross multiply
    45,918,370.40x = 68,715,781.38 × 28,654,694.19
  4. Step 4: Simplify right side
    45,918,370.40x = 1,969,029,701,470,796.25
  5. Step 5: Solve for x
    x = 1,969,029,701,470,796.25/45,918,370.40
  6. Step 6: Final answer
    x = 42,881,088.43

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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.