Home / 447,858,783.83-618,047,989.92-249,632,847.01

Finding the Fourth Proportional to 447,858,783.83, 618,047,989.92 and 249,632,847.01

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Solution

The fourth proportional to 447,858,783.83, 618,047,989.92 and 249,632,847.01 is: 344,494,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,858,783.83 : 618,047,989.92 = 249,632,847.01 : x
  2. Step 2: Convert to fraction form
    447,858,783.83/618,047,989.92 = 249,632,847.01/x
  3. Step 3: Cross multiply
    447,858,783.83x = 618,047,989.92 × 249,632,847.01
  4. Step 4: Simplify right side
    447,858,783.83x = 154,285,079,314,880,352
  5. Step 5: Solve for x
    x = 154,285,079,314,880,352/447,858,783.83
  6. Step 6: Final answer
    x = 344,494,927.61

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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.