Home / 620,630,120,109.35-930,945,180,164.02-620,630,120,109.35

Finding the Fourth Proportional to 620,630,120,109.35, 930,945,180,164.02 and 620,630,120,109.35

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Solution

The fourth proportional to 620,630,120,109.35, 930,945,180,164.02 and 620,630,120,109.35 is: 930,945,180,164.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,630,120,109.35 : 930,945,180,164.02 = 620,630,120,109.35 : x
  2. Step 2: Convert to fraction form
    620,630,120,109.35/930,945,180,164.02 = 620,630,120,109.35/x
  3. Step 3: Cross multiply
    620,630,120,109.35x = 930,945,180,164.02 × 620,630,120,109.35
  4. Step 4: Simplify right side
    620,630,120,109.35x = 577,772,618,980,416,221,609,984
  5. Step 5: Solve for x
    x = 577,772,618,980,416,221,609,984/620,630,120,109.35
  6. Step 6: Final answer
    x = 930,945,180,164.02

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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.