Home / 651,906,997.60-977,860,496.40-167,232,805.60

Finding the Fourth Proportional to 651,906,997.60, 977,860,496.40 and 167,232,805.60

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Solution

The fourth proportional to 651,906,997.60, 977,860,496.40 and 167,232,805.60 is: 250,849,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,906,997.60 : 977,860,496.40 = 167,232,805.60 : x
  2. Step 2: Convert to fraction form
    651,906,997.60/977,860,496.40 = 167,232,805.60/x
  3. Step 3: Cross multiply
    651,906,997.60x = 977,860,496.40 × 167,232,805.60
  4. Step 4: Simplify right side
    651,906,997.60x = 163,530,354,298,380,704
  5. Step 5: Solve for x
    x = 163,530,354,298,380,704/651,906,997.60
  6. Step 6: Final answer
    x = 250,849,208.40

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Similar ratio
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1.5x scale

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.