Home / 199,291,221.80-298,684,890.30-177,624,175.40

Finding the Fourth Proportional to 199,291,221.80, 298,684,890.30 and 177,624,175.40

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Solution

The fourth proportional to 199,291,221.80, 298,684,890.30 and 177,624,175.40 is: 266,211,712.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291,221.80 : 298,684,890.30 = 177,624,175.40 : x
  2. Step 2: Convert to fraction form
    199,291,221.80/298,684,890.30 = 177,624,175.40/x
  3. Step 3: Cross multiply
    199,291,221.80x = 298,684,890.30 × 177,624,175.40
  4. Step 4: Simplify right side
    199,291,221.80x = 53,053,657,343,976,960
  5. Step 5: Solve for x
    x = 53,053,657,343,976,960/199,291,221.80
  6. Step 6: Final answer
    x = 266,211,712.01

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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.