Home / 58,077,212.80-87,115,819.20-40,693,187.20

Finding the Fourth Proportional to 58,077,212.80, 87,115,819.20 and 40,693,187.20

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Solution

The fourth proportional to 58,077,212.80, 87,115,819.20 and 40,693,187.20 is: 61,039,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,077,212.80 : 87,115,819.20 = 40,693,187.20 : x
  2. Step 2: Convert to fraction form
    58,077,212.80/87,115,819.20 = 40,693,187.20/x
  3. Step 3: Cross multiply
    58,077,212.80x = 87,115,819.20 × 40,693,187.20
  4. Step 4: Simplify right side
    58,077,212.80x = 3,545,020,338,786,954.50
  5. Step 5: Solve for x
    x = 3,545,020,338,786,954.50/58,077,212.80
  6. Step 6: Final answer
    x = 61,039,780.80

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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.