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Finding the Fourth Proportional to 119,330,205.20, 167,515,783.60 and 119,330,205.20

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Solution

The fourth proportional to 119,330,205.20, 167,515,783.60 and 119,330,205.20 is: 167,515,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,330,205.20 : 167,515,783.60 = 119,330,205.20 : x
  2. Step 2: Convert to fraction form
    119,330,205.20/167,515,783.60 = 119,330,205.20/x
  3. Step 3: Cross multiply
    119,330,205.20x = 167,515,783.60 × 119,330,205.20
  4. Step 4: Simplify right side
    119,330,205.20x = 19,989,692,831,226,796
  5. Step 5: Solve for x
    x = 19,989,692,831,226,796/119,330,205.20
  6. Step 6: Final answer
    x = 167,515,783.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.