Home / 199,525,859.20-275,475,246.63-178,581,621.77

Finding the Fourth Proportional to 199,525,859.20, 275,475,246.63 and 178,581,621.77

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Solution

The fourth proportional to 199,525,859.20, 275,475,246.63 and 178,581,621.77 is: 246,558,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,525,859.20 : 275,475,246.63 = 178,581,621.77 : x
  2. Step 2: Convert to fraction form
    199,525,859.20/275,475,246.63 = 178,581,621.77/x
  3. Step 3: Cross multiply
    199,525,859.20x = 275,475,246.63 × 178,581,621.77
  4. Step 4: Simplify right side
    199,525,859.20x = 49,194,816,300,676,128
  5. Step 5: Solve for x
    x = 49,194,816,300,676,128/199,525,859.20
  6. Step 6: Final answer
    x = 246,558,598.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.