Home / 209,952,496.20-314,928,744.30-102,457,072.20

Finding the Fourth Proportional to 209,952,496.20, 314,928,744.30 and 102,457,072.20

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Solution

The fourth proportional to 209,952,496.20, 314,928,744.30 and 102,457,072.20 is: 153,685,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,496.20 : 314,928,744.30 = 102,457,072.20 : x
  2. Step 2: Convert to fraction form
    209,952,496.20/314,928,744.30 = 102,457,072.20/x
  3. Step 3: Cross multiply
    209,952,496.20x = 314,928,744.30 × 102,457,072.20
  4. Step 4: Simplify right side
    209,952,496.20x = 32,266,677,092,600,440
  5. Step 5: Solve for x
    x = 32,266,677,092,600,440/209,952,496.20
  6. Step 6: Final answer
    x = 153,685,608.30

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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.