Home / 190,766,416.60-286,170,620.10-61,352,003.80

Finding the Fourth Proportional to 190,766,416.60, 286,170,620.10 and 61,352,003.80

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Solution

The fourth proportional to 190,766,416.60, 286,170,620.10 and 61,352,003.80 is: 92,034,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,766,416.60 : 286,170,620.10 = 61,352,003.80 : x
  2. Step 2: Convert to fraction form
    190,766,416.60/286,170,620.10 = 61,352,003.80/x
  3. Step 3: Cross multiply
    190,766,416.60x = 286,170,620.10 × 61,352,003.80
  4. Step 4: Simplify right side
    190,766,416.60x = 17,557,140,971,823,556
  5. Step 5: Solve for x
    x = 17,557,140,971,823,556/190,766,416.60
  6. Step 6: Final answer
    x = 92,034,757.92

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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.