Home / 392,718,200.10-589,077,300.15-174,136,516.80

Finding the Fourth Proportional to 392,718,200.10, 589,077,300.15 and 174,136,516.80

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Solution

The fourth proportional to 392,718,200.10, 589,077,300.15 and 174,136,516.80 is: 261,204,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,718,200.10 : 589,077,300.15 = 174,136,516.80 : x
  2. Step 2: Convert to fraction form
    392,718,200.10/589,077,300.15 = 174,136,516.80/x
  3. Step 3: Cross multiply
    392,718,200.10x = 589,077,300.15 × 174,136,516.80
  4. Step 4: Simplify right side
    392,718,200.10x = 102,579,869,174,069,120
  5. Step 5: Solve for x
    x = 102,579,869,174,069,120/392,718,200.10
  6. Step 6: Final answer
    x = 261,204,775.20

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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.