Home / 449,379,155.56-674,041,829.59-186,997,439.11

Finding the Fourth Proportional to 449,379,155.56, 674,041,829.59 and 186,997,439.11

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Solution

The fourth proportional to 449,379,155.56, 674,041,829.59 and 186,997,439.11 is: 280,484,963.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,379,155.56 : 674,041,829.59 = 186,997,439.11 : x
  2. Step 2: Convert to fraction form
    449,379,155.56/674,041,829.59 = 186,997,439.11/x
  3. Step 3: Cross multiply
    449,379,155.56x = 674,041,829.59 × 186,997,439.11
  4. Step 4: Simplify right side
    449,379,155.56x = 126,044,095,986,686,592
  5. Step 5: Solve for x
    x = 126,044,095,986,686,592/449,379,155.56
  6. Step 6: Final answer
    x = 280,484,963.37

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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.