Home / 343,622,182.50-474,198,689.88-189,097,510.50

Finding the Fourth Proportional to 343,622,182.50, 474,198,689.88 and 189,097,510.50

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Solution

The fourth proportional to 343,622,182.50, 474,198,689.88 and 189,097,510.50 is: 260,954,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,622,182.50 : 474,198,689.88 = 189,097,510.50 : x
  2. Step 2: Convert to fraction form
    343,622,182.50/474,198,689.88 = 189,097,510.50/x
  3. Step 3: Cross multiply
    343,622,182.50x = 474,198,689.88 × 189,097,510.50
  4. Step 4: Simplify right side
    343,622,182.50x = 89,669,791,738,669,536
  5. Step 5: Solve for x
    x = 89,669,791,738,669,536/343,622,182.50
  6. Step 6: Final answer
    x = 260,954,607.43

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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.