Home / 4,940,985,441.60-7,411,478,162.40-1,669,387,406.40

Finding the Fourth Proportional to 4,940,985,441.60, 7,411,478,162.40 and 1,669,387,406.40

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Solution

The fourth proportional to 4,940,985,441.60, 7,411,478,162.40 and 1,669,387,406.40 is: 2,504,081,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,985,441.60 : 7,411,478,162.40 = 1,669,387,406.40 : x
  2. Step 2: Convert to fraction form
    4,940,985,441.60/7,411,478,162.40 = 1,669,387,406.40/x
  3. Step 3: Cross multiply
    4,940,985,441.60x = 7,411,478,162.40 × 1,669,387,406.40
  4. Step 4: Simplify right side
    4,940,985,441.60x = 12,372,628,307,119,173,632
  5. Step 5: Solve for x
    x = 12,372,628,307,119,173,632/4,940,985,441.60
  6. Step 6: Final answer
    x = 2,504,081,109.60

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Double scale
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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.