Home / 1,740,122,115.72-2,610,157,616.52-430,024,132.92

Finding the Fourth Proportional to 1,740,122,115.72, 2,610,157,616.52 and 430,024,132.92

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Solution

The fourth proportional to 1,740,122,115.72, 2,610,157,616.52 and 430,024,132.92 is: 645,029,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740,122,115.72 : 2,610,157,616.52 = 430,024,132.92 : x
  2. Step 2: Convert to fraction form
    1,740,122,115.72/2,610,157,616.52 = 430,024,132.92/x
  3. Step 3: Cross multiply
    1,740,122,115.72x = 2,610,157,616.52 × 430,024,132.92
  4. Step 4: Simplify right side
    1,740,122,115.72x = 1,122,430,765,828,546,944
  5. Step 5: Solve for x
    x = 1,122,430,765,828,546,944/1,740,122,115.72
  6. Step 6: Final answer
    x = 645,029,883.64

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Double scale
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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.