Home / 54,912,963.20-82,369,444.80-50,210,038.40

Finding the Fourth Proportional to 54,912,963.20, 82,369,444.80 and 50,210,038.40

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Solution

The fourth proportional to 54,912,963.20, 82,369,444.80 and 50,210,038.40 is: 75,315,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,912,963.20 : 82,369,444.80 = 50,210,038.40 : x
  2. Step 2: Convert to fraction form
    54,912,963.20/82,369,444.80 = 50,210,038.40/x
  3. Step 3: Cross multiply
    54,912,963.20x = 82,369,444.80 × 50,210,038.40
  4. Step 4: Simplify right side
    54,912,963.20x = 4,135,772,986,394,680
  5. Step 5: Solve for x
    x = 4,135,772,986,394,680/54,912,963.20
  6. Step 6: Final answer
    x = 75,315,057.60

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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.