Home / 209,952,824.20-314,929,236.30-102,457,400.20

Finding the Fourth Proportional to 209,952,824.20, 314,929,236.30 and 102,457,400.20

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Solution

The fourth proportional to 209,952,824.20, 314,929,236.30 and 102,457,400.20 is: 153,686,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,824.20 : 314,929,236.30 = 102,457,400.20 : x
  2. Step 2: Convert to fraction form
    209,952,824.20/314,929,236.30 = 102,457,400.20/x
  3. Step 3: Cross multiply
    209,952,824.20x = 314,929,236.30 × 102,457,400.20
  4. Step 4: Simplify right side
    209,952,824.20x = 32,266,830,798,269,468
  5. Step 5: Solve for x
    x = 32,266,830,798,269,468/209,952,824.20
  6. Step 6: Final answer
    x = 153,686,100.30

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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.