Home / 1,772,927,997.60-2,659,391,996.40-480,463,485.60

Finding the Fourth Proportional to 1,772,927,997.60, 2,659,391,996.40 and 480,463,485.60

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Solution

The fourth proportional to 1,772,927,997.60, 2,659,391,996.40 and 480,463,485.60 is: 720,695,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,927,997.60 : 2,659,391,996.40 = 480,463,485.60 : x
  2. Step 2: Convert to fraction form
    1,772,927,997.60/2,659,391,996.40 = 480,463,485.60/x
  3. Step 3: Cross multiply
    1,772,927,997.60x = 2,659,391,996.40 × 480,463,485.60
  4. Step 4: Simplify right side
    1,772,927,997.60x = 1,277,740,748,167,086,848
  5. Step 5: Solve for x
    x = 1,277,740,748,167,086,848/1,772,927,997.60
  6. Step 6: Final answer
    x = 720,695,228.40

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Double scale
Find fourth proportional to 1,772,927,998.60, 2,659,391,997.90 and 480,463,486.60
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.