Home / 199,619,484.80-299,376,083.10-61,444,824.80

Finding the Fourth Proportional to 199,619,484.80, 299,376,083.10 and 61,444,824.80

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Solution

The fourth proportional to 199,619,484.80, 299,376,083.10 and 61,444,824.80 is: 92,150,878.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,619,484.80 : 299,376,083.10 = 61,444,824.80 : x
  2. Step 2: Convert to fraction form
    199,619,484.80/299,376,083.10 = 61,444,824.80/x
  3. Step 3: Cross multiply
    199,619,484.80x = 299,376,083.10 × 61,444,824.80
  4. Step 4: Simplify right side
    199,619,484.80x = 18,395,110,975,389,740
  5. Step 5: Solve for x
    x = 18,395,110,975,389,740/199,619,484.80
  6. Step 6: Final answer
    x = 92,150,878.93

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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.