Home / 170,809,214.60-256,213,821.90-162,448,459.40

Finding the Fourth Proportional to 170,809,214.60, 256,213,821.90 and 162,448,459.40

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Solution

The fourth proportional to 170,809,214.60, 256,213,821.90 and 162,448,459.40 is: 243,672,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,809,214.60 : 256,213,821.90 = 162,448,459.40 : x
  2. Step 2: Convert to fraction form
    170,809,214.60/256,213,821.90 = 162,448,459.40/x
  3. Step 3: Cross multiply
    170,809,214.60x = 256,213,821.90 × 162,448,459.40
  4. Step 4: Simplify right side
    170,809,214.60x = 41,621,540,644,640,984
  5. Step 5: Solve for x
    x = 41,621,540,644,640,984/170,809,214.60
  6. Step 6: Final answer
    x = 243,672,689.10

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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.