Home / 300,264,480.90-450,464,635.80-162,087,122.16

Finding the Fourth Proportional to 300,264,480.90, 450,464,635.80 and 162,087,122.16

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Solution

The fourth proportional to 300,264,480.90, 450,464,635.80 and 162,087,122.16 is: 243,167,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,264,480.90 : 450,464,635.80 = 162,087,122.16 : x
  2. Step 2: Convert to fraction form
    300,264,480.90/450,464,635.80 = 162,087,122.16/x
  3. Step 3: Cross multiply
    300,264,480.90x = 450,464,635.80 × 162,087,122.16
  4. Step 4: Simplify right side
    300,264,480.90x = 73,014,516,451,674,512
  5. Step 5: Solve for x
    x = 73,014,516,451,674,512/300,264,480.90
  6. Step 6: Final answer
    x = 243,167,344.45

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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.