Home / 384,912,007.80-577,368,011.70-362,237,191.80

Finding the Fourth Proportional to 384,912,007.80, 577,368,011.70 and 362,237,191.80

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Solution

The fourth proportional to 384,912,007.80, 577,368,011.70 and 362,237,191.80 is: 543,355,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,912,007.80 : 577,368,011.70 = 362,237,191.80 : x
  2. Step 2: Convert to fraction form
    384,912,007.80/577,368,011.70 = 362,237,191.80/x
  3. Step 3: Cross multiply
    384,912,007.80x = 577,368,011.70 × 362,237,191.80
  4. Step 4: Simplify right side
    384,912,007.80x = 209,144,167,193,357,568
  5. Step 5: Solve for x
    x = 209,144,167,193,357,568/384,912,007.80
  6. Step 6: Final answer
    x = 543,355,787.70

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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.