Home / 153,312,238.20-229,968,357.30-123,079,150.20

Finding the Fourth Proportional to 153,312,238.20, 229,968,357.30 and 123,079,150.20

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Solution

The fourth proportional to 153,312,238.20, 229,968,357.30 and 123,079,150.20 is: 184,618,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,312,238.20 : 229,968,357.30 = 123,079,150.20 : x
  2. Step 2: Convert to fraction form
    153,312,238.20/229,968,357.30 = 123,079,150.20/x
  3. Step 3: Cross multiply
    153,312,238.20x = 229,968,357.30 × 123,079,150.20
  4. Step 4: Simplify right side
    153,312,238.20x = 28,304,309,989,373,968
  5. Step 5: Solve for x
    x = 28,304,309,989,373,968/153,312,238.20
  6. Step 6: Final answer
    x = 184,618,725.30

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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.